Results for "Smithsonian Institution. Assistant Secretary for Science"
Secretary Charles G. Abbot with Solar Boiler
- Date: c. September 30, 1936
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot's Old House
- Creator: Unknown
- Creator: Unknown
Secretary Charles D. Walcott as a Young Child
- Date: c. 1854
- Creator: Unknown
- Creator: Unknown
Secretary Charles D. Walcott as a Young Man
- Date: c. 1870
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot Playing Tennis
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot Reading the Pyrheliometer
- Date: c. 1940
Secretary Charles D. Walcott and His Fish
- Date: Unknown, some time in the 1910s or 1920s
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot with Bolometric Apparatus
- Date: 1900
- Creator: Unknown
- Creator: Unknown
Secretary Ripley with Jose Juan de Olloqui
- Date: 1976
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
Secretary Robert McCormick Adams and John Gonzales
- Date: 1990
- Creator: Unknown
- Creator: Unknown
Secretary Adams Checks Underground Museum Construction
- Date: 1984
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
Secretary Wetmore's Camp at Puerto Pinasco, Paraguay
- Date: September 24, 1920
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
