Results for "Twitter"
William Dunlop Brackenridge
- Date: c. 1880s
- Creator: Sappol Photographer Washington, D.C
- Creator: Sappol Photographer Washington, D.C
Joseph Henry Advises Secretary of the Navy on U.S. Exploring Expedition to Paraguay
- Date: November 10, 1852
Mary Agnes Chase on Horseback in Brazil 1929
- Date: 1929
- Creator: Unknown
- Creator: Unknown
Maria Bandeira on a Trail at Mt. Itatiaia, Brazil
- Date: 1929
- Creator: Chase, Agnes 1869-1963
- Creator: Chase, Agnes 1869-1963
Dr. Mason Hale - Using Lichens to Measure Lead Pollution
- Date: 1979
- Creator: Dougherty, Harold E
- Creator: Dougherty, Harold E
Mary Agnes Chase in Brazil
- Date: 1929
- Creator: Unknown
- Creator: Unknown
Mary Agnes Chase on Horseback with Others in Brazil 1929
- Date: c. 1929
- Creator: Unknown
- Creator: Unknown
Dr. Peter Henry Rolfs at Serra da Gamma, Brazil
- Date: 1929
- Creator: Chase, Agnes 1869-1963
- Creator: Chase, Agnes 1869-1963
Charles Fuller Baker working at a desk
- Date: May 1927
- Creator: Unknown
- Creator: Unknown
Portrait of Charles Fuller Baker
- Date: January 1926
- Creator: Unknown
- Creator: Unknown
Portraits of Oscar Brefeld and Karl von Goebel
- Date: 1892
- Creator: Unknown
- Creator: Unknown
Coville and Brewer 1899
- Date: 1899
- Creator: Curtis, Edward S. 1868-1952
![Coville and Brewer 1899, 1899, Smithsonian Institution Archives, SIA RU007243 [SIA2012-3817].](https://ids.si.edu/ids/iiif/SIA-SIA2012-3817/full/250,/0/default.jpg "Coville and Brewer 1899, 1899, Smithsonian Institution Archives, SIA RU007243 [SIA2012-3817].")