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LicenseSelenium 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.
