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
- Standard number
- 94-4038
- Restrictions & Rights
- No restrictions
- Type
- Photographic print
- Person, candid
- 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
- Record ID
- siris_sic_8306
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