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The mission of the San Mateo County Historical Association is to inspire wonder and discovery
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Image of 2016.001.050 - Raychem Auto-Trace Self-limiting Heaters Overhead Transparency, n.d. Mylar transparency with black and red ink. The transparency is titled: "Auto-Trace Self-limiting Heaters  /  Respond to Temperature" printed in black at the top. Below the title is a line graph with y-axis at resistance and x-axis as temperature. There is a second graph printed below with y-axis as wattage and x-axis as temperature. 

Inscription: 
"Auto-Trace Self-limiting Heaters  /  Respond to Temperature  /  ...  /  "Resistance of Auto-Trace increases dramatically...  /  Wattache ourput of Auto-Trace decreases dramatically..." (printed in black ink). 

Dimensions:
11 x 8.5

2016.001.050 - Raychem Auto-Trace Self-limiting Heaters Overhead Transparency, n.d. Mylar transparency with black and red ink. The transparency is titled: "Auto-Trace Self-limiting Heaters / Respond to Temperature" printed in black at the top. Below the title is a line graph with y-axis at resistance and x-axis as temperature. There is a second graph printed below with y-axis as wattage and x-axis as temperature. Inscription: "Auto-Trace Self-limiting Heaters / Respond to Temperature / ... / "Resistance of Auto-Trace increases dramatically... / Wattache ourput of Auto-Trace decreases dramatically..." (printed in black ink). Dimensions: 11 x 8.5

Raychem Auto-Trace Self-limiting Heaters Overhead Transparency, n.d. Mylar transparency with black and red ink. The transparency is titled: "Auto-Trace Self-limiting Heaters / Respond to Temperature" printed in black at the top. Below the title is a line graph with y-axis at resistance and x-axis as temperature. There is a second graph printed below with y-axis as wattage and x-axis as temperature. Inscription: "Auto-Trace Self-limiting Heaters / Respond to Temperature / ... / "Resistance of Auto-Trace increases dramatically... / Wattache ourput of Auto-Trace decreases dramatically..." (printed in black ink). Dimensions: 11 x 8.5

Image of 2016.001.013 - Raychem Wire Splice Connectors, c. 1957-1999. Eight translucent blue plastic tubes. One end of the tube is narrow and flares out into a small collar. The other end has a slightly wider collar.

2016.001.013 - Raychem Wire Splice Connectors, c. 1957-1999. Eight translucent blue plastic tubes. One end of the tube is narrow and flares out into a small collar. The other end has a slightly wider collar.

Raychem Wire Splice Connectors, c. 1957-1999. Eight translucent blue plastic tubes. One end of the tube is narrow and flares out into a small collar. The other end has a slightly wider collar.

Image of 2016.001.014 - Raychem Green Duraseal Wire Splices, c. 1957-1999. Five translucent green wire splices. The Duraseal nylon tube pinches in the middle around a copper alloy tube. Through the nylon tube, a small notch can be seen in the copper alloy tube.

2016.001.014 - Raychem Green Duraseal Wire Splices, c. 1957-1999. Five translucent green wire splices. The Duraseal nylon tube pinches in the middle around a copper alloy tube. Through the nylon tube, a small notch can be seen in the copper alloy tube.

Raychem Green Duraseal Wire Splices, c. 1957-1999. Five translucent green wire splices. The Duraseal nylon tube pinches in the middle around a copper alloy tube. Through the nylon tube, a small notch can be seen in the copper alloy tube.

Image of 2016.001.015 - Raychem Orange Duraseal Wire Splices, c. 1957-1999. Seven orange Duraseal couplings. Couplings are made of nylon and tube shaped. Tube pinches in the middle to seal around copper alloy tube. A circular hole divot in the metal tube can be seen through the translucent nylon tube.

2016.001.015 - Raychem Orange Duraseal Wire Splices, c. 1957-1999. Seven orange Duraseal couplings. Couplings are made of nylon and tube shaped. Tube pinches in the middle to seal around copper alloy tube. A circular hole divot in the metal tube can be seen through the translucent nylon tube.

Raychem Orange Duraseal Wire Splices, c. 1957-1999. Seven orange Duraseal couplings. Couplings are made of nylon and tube shaped. Tube pinches in the middle to seal around copper alloy tube. A circular hole divot in the metal tube can be seen through the translucent nylon tube.

Image of 2016.001.016 - Raychem CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes connected in the center with a two inch metal cuff. The metal is a nickel titanium alloy. "CRYOFIT" is printed in on the cuff.  Both pipes have the same diameter, but left pipe has thicker metal and a smaller opening. Tight rings can be seen at ends of pipes. The two pipes are scratched up. The right pipe has undecipherable letters and numbers printed on it. Shape-Memory couplings are used for joining pipes.

2016.001.016 - Raychem CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes connected in the center with a two inch metal cuff. The metal is a nickel titanium alloy. "CRYOFIT" is printed in on the cuff. Both pipes have the same diameter, but left pipe has thicker metal and a smaller opening. Tight rings can be seen at ends of pipes. The two pipes are scratched up. The right pipe has undecipherable letters and numbers printed on it. Shape-Memory couplings are used for joining pipes.

Raychem CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes connected in the center with a two inch metal cuff. The metal is a nickel titanium alloy. "CRYOFIT" is printed in on the cuff. Both pipes have the same diameter, but left pipe has thicker metal and a smaller opening. Tight rings can be seen at ends of pipes. The two pipes are scratched up. The right pipe has undecipherable letters and numbers printed on it. Shape-Memory couplings are used for joining pipes.

Image of 2016.001.036A-B - Raychem Thermofit Kynar Tubes, c. 1957-1999. Both tubes are made of clear Polyvinylidene Fluoride plastic with lettering printed in black ink. Tube (A) is smaller with one end heat shrunk. Tube (B) is larger in both length and circumference. It also has a shrunk end. Shrunk ends are discolored. Kynar tubes are one of Raychem's heat shrink tubes which are used to protect wires and electrical components from damage.

2016.001.036A-B - Raychem Thermofit Kynar Tubes, c. 1957-1999. Both tubes are made of clear Polyvinylidene Fluoride plastic with lettering printed in black ink. Tube (A) is smaller with one end heat shrunk. Tube (B) is larger in both length and circumference. It also has a shrunk end. Shrunk ends are discolored. Kynar tubes are one of Raychem's heat shrink tubes which are used to protect wires and electrical components from damage.

Raychem Thermofit Kynar Tubes, c. 1957-1999. Both tubes are made of clear Polyvinylidene Fluoride plastic with lettering printed in black ink. Tube (A) is smaller with one end heat shrunk. Tube (B) is larger in both length and circumference. It also has a shrunk end. Shrunk ends are discolored. Kynar tubes are one of Raychem's heat shrink tubes which are used to protect wires and electrical components from damage.

Image of 2016.001.002A-B - Dinosaur "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirty-five lime green "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The dinosaur figure (a) has four limbs with three toes on each foot and a curved tail. On the dinosaur's back is a fin, which is dented towards the head. On the left side of the head is an eye, nostril, and slightly open mouth showing teeth. The right side of the head is smashed and only shows a vague outline of an eye and a mouth. The bottom is partially hollow from mid-head to mid-tail. Thirty-four compressed square capsules (b-ii) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center.  The numbers range in the 60s and 70s.

2016.001.002A-B - Dinosaur "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirty-five lime green "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The dinosaur figure (a) has four limbs with three toes on each foot and a curved tail. On the dinosaur's back is a fin, which is dented towards the head. On the left side of the head is an eye, nostril, and slightly open mouth showing teeth. The right side of the head is smashed and only shows a vague outline of an eye and a mouth. The bottom is partially hollow from mid-head to mid-tail. Thirty-four compressed square capsules (b-ii) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center. The numbers range in the 60s and 70s.

Dinosaur "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirty-five lime green "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The dinosaur figure (a) has four limbs with three toes on each foot and a curved tail. On the dinosaur's back is a fin, which is dented towar

Image of 2016.001.017 - Raychem Demo CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes held together in the center with a metal alloy cuff. The metal alloy is nickel-titanium. Cuff is 1.25 inches long and thicker metal than the pipes. Cuff has "CRYOFIT" printed in black on it and also indicates the product is only for demos. Both pipes are scratched up. Shape-Memory couplings are used for joining pipes.

2016.001.017 - Raychem Demo CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes held together in the center with a metal alloy cuff. The metal alloy is nickel-titanium. Cuff is 1.25 inches long and thicker metal than the pipes. Cuff has "CRYOFIT" printed in black on it and also indicates the product is only for demos. Both pipes are scratched up. Shape-Memory couplings are used for joining pipes.

Raychem Demo CryoFit Shape-Memory Coupling, c. 1971-1999. Two metal alloy pipes held together in the center with a metal alloy cuff. The metal alloy is nickel-titanium. Cuff is 1.25 inches long and thicker metal than the pipes. Cuff has "CRYOFIT" printed in black on it and also indicates the product is only for demos. Both pipes are scratched up. Shape-Memory couplings are used for joining pipes.

Image of 2016.001.011 - Raychem Yellow Fork Terminals, c. 1957-1999. Each of the six terminals have a metal fork-shaped piece. The metal piece forms a ring at its base. The yellow nylon Duraseal plastic covers a portion of the fork and the entirety of the metal ring. Yellow glue can be seen coming up from the tubing onto the metal fork.

2016.001.011 - Raychem Yellow Fork Terminals, c. 1957-1999. Each of the six terminals have a metal fork-shaped piece. The metal piece forms a ring at its base. The yellow nylon Duraseal plastic covers a portion of the fork and the entirety of the metal ring. Yellow glue can be seen coming up from the tubing onto the metal fork.

Raychem Yellow Fork Terminals, c. 1957-1999. Each of the six terminals have a metal fork-shaped piece. The metal piece forms a ring at its base. The yellow nylon Duraseal plastic covers a portion of the fork and the entirety of the metal ring. Yellow glue can be seen coming up from the tubing onto the metal fork.

Image of 2016.001.003A-B - Robot "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirteen yellow "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The robot figure (a) has a head, two arms and two legs. The head has rounded edges and hash marks pressed into the front with a circular mouth. The main portion of the head is rectangular with an oval at top and flat circles at right and left. The lower part of the right arm is shaped like a shovel and the lower part of the left arm is shaped like a mechanical claw. The square chest is embossed with undetermined design. The feet are embossed with little dots. Twelve compressed square capsules (b-m) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center.  The numbers range in 50s, 60s and 70s.

2016.001.003A-B - Robot "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirteen yellow "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The robot figure (a) has a head, two arms and two legs. The head has rounded edges and hash marks pressed into the front with a circular mouth. The main portion of the head is rectangular with an oval at top and flat circles at right and left. The lower part of the right arm is shaped like a shovel and the lower part of the left arm is shaped like a mechanical claw. The square chest is embossed with undetermined design. The feet are embossed with little dots. Twelve compressed square capsules (b-m) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center. The numbers range in 50s, 60s and 70s.

Robot "A Strange Change Toy" Capsules, late 1960s to 1970s. Thirteen yellow "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The robot figure (a) has a head, two arms and two legs. The head has rounded edges and hash marks pressed into the front with a circular mouth. The mai

Image of 2016.001.004A-B - Monster "A Strange Change Toy" Capsules, late 1960s to 1970s. Twenty red "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The monster figure (a) has two arms, two legs, and a head. The head has no neck and is low on the torso. The face has two eyes and an open oval mouth with two teeth. An embossed belly button can be seen right below the lower jaw. The elbows are bent and positioned near the top of the head. Each hand has three fingers. The legs are straight and each foot has three toes. The back has no detailing and is slightly concave. Nineteen compressed square capsules (b-t) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center.  The numbers range in the 50s.

2016.001.004A-B - Monster "A Strange Change Toy" Capsules, late 1960s to 1970s. Twenty red "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The monster figure (a) has two arms, two legs, and a head. The head has no neck and is low on the torso. The face has two eyes and an open oval mouth with two teeth. An embossed belly button can be seen right below the lower jaw. The elbows are bent and positioned near the top of the head. Each hand has three fingers. The legs are straight and each foot has three toes. The back has no detailing and is slightly concave. Nineteen compressed square capsules (b-t) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center. The numbers range in the 50s.

Monster "A Strange Change Toy" Capsules, late 1960s to 1970s. Twenty red "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. The monster figure (a) has two arms, two legs, and a head. The head has no neck and is low on the torso. The face has two eyes and an open oval mouth with

Image of 2016.001.005A-B - Spider "A Strange Change Toy" Capsules, late 1960s to 1970s. Sixteen pink "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. Two spider figures (a-b) have eight legs, a head, torso, and an abdomen. The head has two mandibles and a protrusion coming from the mouth. The bottom of the head is embossed with two circles. Ten dots in two rows are embossed along back of the torso. The abdomen has a tear-shaped indentation and two oblong indentations to the right and left of the tear shape; the bottom has a pattern of horizontal and vertical lines. Each leg has four molded joints, and the spider's front right leg is bent underneath the body. Fourteen compressed square capsules (c-o) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center.  The numbers range in the 50s and 60s.

2016.001.005A-B - Spider "A Strange Change Toy" Capsules, late 1960s to 1970s. Sixteen pink "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. Two spider figures (a-b) have eight legs, a head, torso, and an abdomen. The head has two mandibles and a protrusion coming from the mouth. The bottom of the head is embossed with two circles. Ten dots in two rows are embossed along back of the torso. The abdomen has a tear-shaped indentation and two oblong indentations to the right and left of the tear shape; the bottom has a pattern of horizontal and vertical lines. Each leg has four molded joints, and the spider's front right leg is bent underneath the body. Fourteen compressed square capsules (c-o) are embossed with Mattel's logo. The other side also has a Mattel logo and a pressed circle to the bottom left of the logo with a number embossed in the center. The numbers range in the 50s and 60s.

Spider "A Strange Change Toy" Capsules, late 1960s to 1970s. Sixteen pink "time capsule" pieces made of irradiated plastic produced by the Raychem Corporation as part of "A Strange Change Toy Featuring the Lost World." The toy set was sold by Mattel, Inc., and also included a machine with a heated dome and a compressor device, tweezers, instructions, a 3-D molded plastic "Lost World Landscape," and an illustrated map. The square capsules expand into toy figures when heated. They can also be re-compressed back into squares and expanded again. Two spider figures (a-b) have eight legs, a head, torso, and an abdomen. The head has two mandibles and a protrusion coming from the mouth. The bottom of

Image of 2016.001.006 - Raychem XL Trace Cable for Pipe Freeze Protection, c. 1957-1999. Cable's exterior plastic coating is light blue. Cable is flat. Each end exposes interior. Interior is hard black polymer plastic with two nickel-plated copper wires at each end. One end of black plastic interior protrudes outside blue coating. Inscription printed in black in along outside of cable describes product and includes a warning.

2016.001.006 - Raychem XL Trace Cable for Pipe Freeze Protection, c. 1957-1999. Cable's exterior plastic coating is light blue. Cable is flat. Each end exposes interior. Interior is hard black polymer plastic with two nickel-plated copper wires at each end. One end of black plastic interior protrudes outside blue coating. Inscription printed in black in along outside of cable describes product and includes a warning.

Raychem XL Trace Cable for Pipe Freeze Protection, c. 1957-1999. Cable's exterior plastic coating is light blue. Cable is flat. Each end exposes interior. Interior is hard black polymer plastic with two nickel-plated copper wires at each end. One end of black plastic interior protrudes outside blue coating. Inscription printed in black in along outside of cable describes product and includes a warning.

Image of 2016.001.007 - Raychem Chemelex Auto-Trace Heating Cord, c. 1957-1999. Black plastic cord is flat with rounded edges.  Edges are raised and middle of cord is flat and inset. One end of the cord has a two pronged black plastic plug. Prongs are brass. Plug has embossed vertical lines around edge closest to prongs and two embossed triangles running end to end. Between two prongs is a piece of green plastic reading, "REMOVE". The other end of the cord a plastic piece, which appears to be melted on the end. Plastic piece has slightly rounded neck attaching to cord and a flat, rounded end with horizontal lines embossed. The product name and description are printed in white ink at intervals along the cord's length. Cord is coiled with piece of masking tape holding it together.

2016.001.007 - Raychem Chemelex Auto-Trace Heating Cord, c. 1957-1999. Black plastic cord is flat with rounded edges. Edges are raised and middle of cord is flat and inset. One end of the cord has a two pronged black plastic plug. Prongs are brass. Plug has embossed vertical lines around edge closest to prongs and two embossed triangles running end to end. Between two prongs is a piece of green plastic reading, "REMOVE". The other end of the cord a plastic piece, which appears to be melted on the end. Plastic piece has slightly rounded neck attaching to cord and a flat, rounded end with horizontal lines embossed. The product name and description are printed in white ink at intervals along the cord's length. Cord is coiled with piece of masking tape holding it together.

Raychem Chemelex Auto-Trace Heating Cord, c. 1957-1999. Black plastic cord is flat with rounded edges. Edges are raised and middle of cord is flat and inset. One end of the cord has a two pronged black plastic plug. Prongs are brass. Plug has embossed vertical lines around edge closest to prongs and two embossed triangles running end to end. Between two prongs is a piece of green plastic reading, "REMOVE". The other end of the cord a plastic piece, which appears to be melted on the end. Plastic piece has slightly rounded neck attaching to cord and a flat, rounded end with horizontal lines embossed. The product name and description are printed in white ink at intervals along the cord's length

Image of 2016.001.010 - Raychem Crimp Ring Terminals, c. 1957-1999. One end is a circular metal piece. The metal piece tapers slightly and forms a ring. Yellow nylon Duraseal tubing attaches around the metal ring. The hollow tubing continues on for an inch. There are six. Yellow glue can be seen coming up from the tubing onto the metal.

2016.001.010 - Raychem Crimp Ring Terminals, c. 1957-1999. One end is a circular metal piece. The metal piece tapers slightly and forms a ring. Yellow nylon Duraseal tubing attaches around the metal ring. The hollow tubing continues on for an inch. There are six. Yellow glue can be seen coming up from the tubing onto the metal.

Raychem Crimp Ring Terminals, c. 1957-1999. One end is a circular metal piece. The metal piece tapers slightly and forms a ring. Yellow nylon Duraseal tubing attaches around the metal ring. The hollow tubing continues on for an inch. There are six. Yellow glue can be seen coming up from the tubing onto the metal.

Image of 2016.001.022 - Raychem Thermofit 3-piece Kit, c. 1957-1999. Seven sets contain three pieces each. One Thermofit tube (A) is made of Polyolefin plastic. Tube is black with white writing and is four inches long. One clear tube (B) made of Polyvinylidene Fluoride plastic has black writing. Clear tube is three inches long. Final piece is a set of marker strips (C) made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. All three pieces (A, B and C) are stored in rectangular clear plastic bags.

2016.001.022 - Raychem Thermofit 3-piece Kit, c. 1957-1999. Seven sets contain three pieces each. One Thermofit tube (A) is made of Polyolefin plastic. Tube is black with white writing and is four inches long. One clear tube (B) made of Polyvinylidene Fluoride plastic has black writing. Clear tube is three inches long. Final piece is a set of marker strips (C) made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. All three pieces (A, B and C) are stored in rectangular clear plastic bags.

Raychem Thermofit 3-piece Kit, c. 1957-1999. Seven sets contain three pieces each. One Thermofit tube (A) is made of Polyolefin plastic. Tube is black with white writing and is four inches long. One clear tube (B) made of Polyvinylidene Fluoride plastic has black writing. Clear tube is three inches long. Final piece is a set of marker strips (C) made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. All three pieces (A, B and C) are stored in rectangular c

Image of 2016.001.023 - Raychem Thermofit Wire Markers, c. 1957-1999. Marker stripes are made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. 20 marker sets have all seven strips. Three marker sets are incomplete with only three to four strips.

2016.001.023 - Raychem Thermofit Wire Markers, c. 1957-1999. Marker stripes are made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. 20 marker sets have all seven strips. Three marker sets are incomplete with only three to four strips.

Raychem Thermofit Wire Markers, c. 1957-1999. Marker stripes are made of Polyolefin plastic. Seven evenly spaced strips horizontal stripes are attached to one long vertical strip. The whole piece is made of clear plastic, but the smaller horizontal strips have additional white plastic sleeves. White sleeves cover most of clear plastic and have black writing. 20 marker sets have all seven strips. Three marker sets are incomplete with only three to four strips.

Image of 2016.001.024 - Raychem Kynar Tubes, c. 1957-1999. Thirteen Polyvinylidene Fluoride plastic tubes. Three inch long tubes are clear with lettering pressed into the plastic and printed in black. Half of two tubes has been shrunk using heat. The plastic on the shrunk side is less transparent and browning from the heat.

2016.001.024 - Raychem Kynar Tubes, c. 1957-1999. Thirteen Polyvinylidene Fluoride plastic tubes. Three inch long tubes are clear with lettering pressed into the plastic and printed in black. Half of two tubes has been shrunk using heat. The plastic on the shrunk side is less transparent and browning from the heat.

Raychem Kynar Tubes, c. 1957-1999. Thirteen Polyvinylidene Fluoride plastic tubes. Three inch long tubes are clear with lettering pressed into the plastic and printed in black. Half of two tubes has been shrunk using heat. The plastic on the shrunk side is less transparent and browning from the heat.

Image of 2016.001.028 - Raychem Clear Heat Shrink Tube, c. 1957-1999. Semi-Transparent heat shrink tube made of plastic. One end is cut straight across. The other end of appears to be heat shrunk, so it tapers off. Next to the shrunk side is letters written in red pen. Tube is folded and held together with a rubber band.

2016.001.028 - Raychem Clear Heat Shrink Tube, c. 1957-1999. Semi-Transparent heat shrink tube made of plastic. One end is cut straight across. The other end of appears to be heat shrunk, so it tapers off. Next to the shrunk side is letters written in red pen. Tube is folded and held together with a rubber band.

Raychem Clear Heat Shrink Tube, c. 1957-1999. Semi-Transparent heat shrink tube made of plastic. One end is cut straight across. The other end of appears to be heat shrunk, so it tapers off. Next to the shrunk side is letters written in red pen. Tube is folded and held together with a rubber band.

Image of 2016.001.035A-C - Raychem Colored Wire Cables, c. 1957-1999. Wire cable (A) has black, white and gray plastic coating on the copper wires. Coated wires are attached together on one side with a clear plastic coating. Coated wires alternate between black and white. There are two gray wires, one at the end and one in the middle. Wire cable (B) has red and white plastic coating on the copper wires. Wires are all bound by clear plastic coating on one side. Wires on one side are entirely coated in red and run straight. The other half of the wires are coated red and white. Two of a single color are twisted together and next to it will be two of the other color twisted together. The longest cable wire set (C) has copper wires coated in green, red and orange plastic. The wires are held together by clear plastic coating on one side. The coated wires are twisted in sets of two red wires, one orange and one red.

2016.001.035A-C - Raychem Colored Wire Cables, c. 1957-1999. Wire cable (A) has black, white and gray plastic coating on the copper wires. Coated wires are attached together on one side with a clear plastic coating. Coated wires alternate between black and white. There are two gray wires, one at the end and one in the middle. Wire cable (B) has red and white plastic coating on the copper wires. Wires are all bound by clear plastic coating on one side. Wires on one side are entirely coated in red and run straight. The other half of the wires are coated red and white. Two of a single color are twisted together and next to it will be two of the other color twisted together. The longest cable wire set (C) has copper wires coated in green, red and orange plastic. The wires are held together by clear plastic coating on one side. The coated wires are twisted in sets of two red wires, one orange and one red.

Raychem Colored Wire Cables, c. 1957-1999. Wire cable (A) has black, white and gray plastic coating on the copper wires. Coated wires are attached together on one side with a clear plastic coating. Coated wires alternate between black and white. There are two gray wires, one at the end and one in the middle. Wire cable (B) has red and white plastic coating on the copper wires. Wires are all bound by clear plastic coating on one side. Wires on one side are entirely coated in red and run straight. The other half of the wires are coated red and white. Two of a single color are twisted together and next to it will be two of the other color twisted together. The longest cable wire set (C) has copp