Results for "Twitter"
![Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0762].](/sites/default/files/styles/sia-image-200/public/site_util_images/image_missing.jpg "Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0762].")
Heber Doust Curtis (1872-1942)
Heber Doust Curtis (1872-1942)
Margaret Harwood (1885-1979)
Galileo Galilei, Italian scientist of the 17th century
- SI History Chronology
Fred Lawrence Whipple Observatory Named
- Date: 1981
Alfred Harrison Joy (1882-1973)
Arthur Scott King (1876-1957)
- Creator: Scott, Julian P
Arthur Scott King (1876-1957)
- Creator: Scott, Julian P
Henry Norris Russell (1877-1957)
- Creator: Scott, Julian P
Richard Arman Gregory (1864-1952)
- Date: 1938 August 1938
- Creator: Davis, Watson 1896-1967
James Hopwood Jeans (1877-1946)
- Creator: Carnegie Institution of Washington
Herbert Friedman (1916-2000)
- Creator: United States Navy
![Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0762].](https://ids.si.edu/ids/iiif/SIA-SIA2008-0762-000001/full/250,/0/default.jpg "Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0762].")
![Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0764].](https://ids.si.edu/ids/iiif/SIA-SIA2008-0764-000001/full/250,/0/default.jpg "Heber Doust Curtis (1872-1942), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0764].")
![Margaret Harwood (1885-1979), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3368].](https://ids.si.edu/ids/iiif/SIA-SIA2008-3368-000001/full/250,/0/default.jpg "Margaret Harwood (1885-1979), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-3368].")
![Alfred Harrison Joy (1882-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4527].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4527/full/250,/0/default.jpg "Alfred Harrison Joy (1882-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4527].")
![Arthur Scott King (1876-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4815].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4815/full/250,/0/default.jpg "Arthur Scott King (1876-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4815].")
![Arthur Scott King (1876-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4817].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4817/full/250,/0/default.jpg "Arthur Scott King (1876-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4817].")
![Henry Norris Russell (1877-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2009-2541].](https://ids.si.edu/ids/iiif/SIA-SIA2009-2541-000001/full/250,/0/default.jpg "Henry Norris Russell (1877-1957), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2009-2541].")
![James Hopwood Jeans (1877-1946), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4398].](https://ids.si.edu/ids/iiif/SIA-SIA2008-4398/full/250,/0/default.jpg "James Hopwood Jeans (1877-1946), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-4398].")
![Herbert Friedman (1916-2000), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1730].](https://ids.si.edu/ids/iiif/SIA-SIA2008-1730/full/250,/0/default.jpg "Herbert Friedman (1916-2000), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-1730].")