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© The Board of Trustees of the Science Museum

Holophane Lumeter, by Wray, London, in leather case. No.609, to measure illumination

Details

Category:
Meteorology
Object Number:
1995-816
Measurements:
case: 16 x 30 x 14.5 cm
type:
holophane lumeter
credit:
Meteorological Office, Berkshire