Results for "History"
Jean Louis Agassiz & Louis de Pourtales
- Creator: Unknown
- Creator: Unknown
Arthur C. V. Schott
- Date: c. 1860s
- Creator: Unknown
- Creator: Unknown
SAO Scientists on Walkway of HCO's Fifteen Inch Reflector
- Date: 1974
- Creator: Unknown
- Creator: Unknown
Alexander Dallas Bache
- Date: c. 1860s
- Creator: Unknown
- Creator: Unknown
Scientists at the Canal Zone Biological Area
- Date: 1936
- Creator: Unknown
- Creator: Unknown
Barro Colorado Island Opening Day
- Date: March 29, 1924
- Creator: Unknown
- Creator: Unknown
Alexander Graham Bell
- Date: c. 1880s
- Creator: Unknown
- Creator: Unknown
Alexander Graham Bell
- Date: c. 1910s
- Creator: Unknown
- Creator: Unknown
Alexander Graham Bell
- Date: 1876
- Creator: Unknown
- Creator: Unknown
Portraits of Oscar Brefeld and Karl von Goebel
- Date: 1892
- Creator: Unknown
- Creator: Unknown
