Hair-pin filament lamp for photometer callibration

Repository URI
https://www.repository.cam.ac.uk/handle/1810/247664
Repository DOI
Files
identification photograph (1.45 MB)
Type
Image
Change log
Authors
Royal Ediswan Electric Co. Ltd. 
Description

Identification photograph of a lamp used by Dr Roderick Willstrop, at the Cape Observatory. See MNRAS 121 (1960) 17.

Keywords
photometers, instrumentation, observatories
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Attribution 4.0 International (CC BY 4.0) Repository logo
Collections
Images from the Institute of Astronomy Library