Secretary Abbot with Solar Equipment

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Object Details

Author: Unknown
Subject: Abbot, C. G (Charles Greeley) b. 1872; Smithsonian Astrophysical Observatory

Category: Historic Images of the Smithsonian
: There are several other photos of instruments in SIA RU 7005, Bx 187, F: 12.
Summary: Astrophysicist 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.
Contained within: Smithsonian Institution Archives Record Unit 7005 Box 187 Folder 12
Contact information: Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu

Physical description: Color: Black and White; Size: 10w x 8h; Type of Image: Person, candid; Medium: Photographic print

Smithsonian Archives - History Div

Topic: Secretaries; Harmonic analysers; Instruments; Inventions; Secretariats; Astrophysics