photometer
Date: 1970-1980
Inventory Number: 2006-1-0053
Classification: Photometer
Subject:
Maker: American
User: Oak Ridge Station (1931 - 2005)
User: George R. Agassiz Station, Harvard (1951 - 1982)
User: Harvard College Observatory (founded 1839)
Dimensions:
29 × 26 × 18.8 cm (11 7/16 × 10 1/4 × 7 3/8 in.)
Description:
Foam-insulated photometer with a red vinyl covering secured by a draw-string. The photometer is made of grey metal and glass. The opening for the light source is a shutter operated by a plunger. There are two large openings at the top, possibly for cooling the instrument.
Signedunsigned
Historical AttributesUsed by Harvard College Observatory at the George R. Agassiz Station in Harvard, Mass.
Curatorial RemarksRobert Stefanik of the CfA thinks that it might have been cooled with ice via the two tubes at the top.
ProvenanceHarvard College Observatory, Agassiz Station; transfer to CHSI in 2005.