Selenium photocells by Megatron Ltd.

Made:
Luton
maker:
Megatron Limited
Selenium photocells by Megatron Ltd., London, in box

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Selenium photocells by Megatron Ltd., London, in box
Science Museum Group
© The Board of Trustees of the Science Museum

Selenium photocells by Megatron Ltd., London, in box

Details

Category:
Astronomy
Object Number:
1987-528/35
type:
light measuring devices, photocells and personal property
credit:
Dall, H.