Details


Maker and Role
Sonatron, Manufacturer
Description
Blue glass bulb with black bakelite base with 4 metal pins and stand with 4 electrical points. Paper label affixed to bulb
Media/Materials
Processed Material/Glass
Processed Material/Metal
Processed Material/Synthetic/Plastic/Bakelite
Signature/Marks and Type
Sonatron Printed
22/67 Sticker
Accession No
1978.1682
Credit Line
Sonatron. Valve, 1978.1682. The Museum of Transport and Technology (MOTAT).
Maker
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