Skip to content
Museum Homepage

The San Mateo County Historical Association
Online Collections Database

The mission of the San Mateo County Historical Association is to inspire wonder and discovery
of the cultural and natural history of San Mateo County.

Search Term Record

Metadata

Related Records

  1. Harper's Weekly, A Journal of Civilization, Vol. XX. - No. 994

    Harper's Weekly, A Journal of Civilization, Vol. XX. - No. 994, Saturday, January 15, 1876. This magazine is "an American political magazine based in New York City..."[https://en.wikipedia.org/wiki/Harper%27s_Weekly- 10/19/2017]. Includes domestic, foreign, science and religious news, jokes, cartoons, ads, a booklist, and a review of recent inventions. Also includes a two paged article called "A Visit to the Lighthouse", which also includes a pho...

    Record Type: Library

    Harper's Weekly, A Journal of Civilization, Vol. XX. - No. 994
  2. Raychem Auto-Trace Self-limiting Heaters Overhead Transparency, n.d. - Transparency

    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 H...

    Record Type: Archive

    Raychem Auto-Trace Self-limiting Heaters Overhead Transparency
  3. Raychem Colored Wire Cables, c. 1957-1999 - Cable, Electric

    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...

    Record Type: Object

    Rachem Wire Cable
  4. Raychem Corporation Heat Shrink Tubing Kit, 1980 - Kit, Science

    Raychem Corporation Heat Shrink Tubing Kit, 1980. Heat shrink tubing science kit produced by the Raychem Corporation to be, "used by your teenage sons and daughters for a general science class, speech class or honor society talk. Especially precocious children might even take samples and candle to 'Show and Tell' session of Kindergarten or First Grade." The kit contains: (A) One double-sided instruction sheet printed in black ink on white 11" x 8...

    Record Type: Object

    Raychem Corporation Heat Shrink Tubing Kit, 1980
  5. Raychem Corporation Heat Shrink Tubing Kit, 1980 - Kit, Science

    Raychem Corporation Heat Shrink Tubing Kit, 1980. Heat shrink tubing science kit produced by the Raychem Corporation to be, "used by your teenage sons and daughters for a general science class, speech class or honor society talk. Especially precocious children might even take samples and candle to 'Show and Tell' session of Kindergarten or First Grade." The kit contains: (A) One double-sided instruction sheet printed in black ink on white 11" x 8...

    Record Type: Object

    Raychem Corporation Heat Shrink Tubing Kit, 1980
  6. Raychem Crimp Ring Terminals, c. 1957-1999 - Terminal, Electrical

    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.

    Record Type: Object

    Raychem Crimp Ring Terminals
  7. Raychem Cryofit Cross-section, c. 1957-1999 - Coupling

    Raychem Cryofit Cross-section, c. 1957-1999. Two metal alloy pipes connected in the middle by a metal alloy cuff. The tube shape cuff has beveled edges. A piece has been cut off to expose the interior. The two pipes are equal length and have unfinished cut edges. A piece of one pipe has been removed to exposed the interior. The intact pipe has two parallel grooves circumventing it.

    Record Type: Object

    Rachem Cryofit Cross-section
  8. Raychem CryoFit Shape-Memory Coupling, 1971-1999 - Coupling

    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 c...

    Record Type: Object

    Raychem CryoFit Shape-Memory Coupling
  9. Raychem Demo CryoFit Shape-Memory Coupling, c. 1971-1999 - Coupling

    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.

    Record Type: Object

    Raychem CryoFit Shape-Memory Coupling
  10. Raychem Green Duraseal Wire Splices, c. 1957-1999 - Coupling

    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.

    Record Type: Object

    Raychem Duraseal Wire Splices
  11. Raychem Metal Coupling Pieces, c. 1957-1999 - Coupling

    Raychem Metal Coupling Pieces, c. 1957-1999. Two metal alloy couplings cut in half. (A) is a thicker alloy metal tube with one side cut clean and on the other side ragged. (B) is a thinner metal. The outside is smooth, and it has a "4" scratched by hand into the center. An inch long oblong hole is cut on each side. Inside, the metal is ribbed, but smooth in the center. Raychemer Leon Hansen notes that Cryofit couplings were used on hydraulic l...

    Record Type: Object

    Raychem Metal Coupling Pieces, c. 1957-1999
  12. Raychem Orange Duraseal Wire Splices, c. 1957-1999 - Coupling

    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.

    Record Type: Object

    Raychem Duraseal Wire Splices
  13. Raychem Wire Splice Connectors, c. 1957-1999 - Connector, Cable

    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.

    Record Type: Object

    Raychem Wire Splice Connector
  14. Raychem Yellow Fork Terminals, c. 1957-1999 - Terminal, Electrical

    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.

    Record Type: Object

    Raychem Fork Terminals
  15. Raychem Y-Shaped Cable Boot, c. 1957-1999 - Molded Part

    Raychem Y-Shaped Cable Boot, c. 1957-1999. Black Polyolefin plastic cable boot. Base of Y-shape is a rounded tube with "H" embossed along the bottom. The tube broadens into an oval with two flat sides. On one flat side the model number is embossed. From the oval two smaller tubes form to complete arms of the Y-shape. Tubes are broader towards the oval and then indent and become narrower. One arm has a "K" embossed towards the top. Other arm has "...

    Record Type: Object

    Raychem Cable Boot
  16. Science Club of America Pin, c. 1960-1963 - Pin, Fraternal

    Science Club of America Pin, c. 1960-1963. Steel gray metal pin is shaped like a downward-pointing triangle with a half-circle extending around the bottom point. Across the top is written "SCIENCE CLUBS OF AMERICA" in raised text. In the center of the triangle, vertically from the bottom point to just below the words, is a burning torch. Surrounding it are jagged lightning-bolt lines extending horizontally to the triangle's edges and top corners....

    Record Type: Object

    Science Club of America Pin

Thank You!

Confirmation Message Here....