Valve

Object detail

Accession number

1978.1814

Maker

Radio Corporation of America Limited

Description

Glass tube with filament and one globule of mercury. Dark tinted bulb around centre, graduated and has a removable black bakelite base. Seven metal prongs extending from base surrounding central bakelite prong.

Media/Materials

Processed Material/Glass
Processed Material/Metal
Processed Material/Metal/Mercury

Credit Line

Radio Corporation of America Limited. Valve, 1978.1814. The Museum of Transport and Technology (MOTAT).

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Production place

Camden New Jersey United States of America North America Americas

Collection type

Telecommunication Communications Technology

Subject auto tags

Drinkware Cylinder Wood Glass bottle Glass Transparent material Metal Font Natural material Drink

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