Secretary Abbot with Solar Equipment
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Download IIIF ManifestRequest permissionsDownload image PrintAstrophysicist and fifth Secretary of the Smithsonian Institution (1928-1944) Charles Greeley Abbot with his harmonic analyzer developed to discover and evaluate periodicities in solar variation. Abbot is seen here sitting at a desk with the instrument in front of him. There are charts of "solar variation" on the wall in front of him.
Historic Images of the Smithsonian
There are several other photos of instruments in SIA RU 7005, Bx 187, F: 12.
Smithsonian Institution Archives Record Unit 7005 Box 187 Folder 12
Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu
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94-4038
Color: Black and White; Size: 10w x 8h; Type of Image: Person, candid; Medium: Photographic print