Results for "Smithsonian Institution. Assistant Secretary"
Secretary Charles G. Abbot with Solar Boiler
- Date: c. September 30, 1936
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot Reading the Pyrheliometer
- Date: c. 1940
News Broadcast of Secretary Abbot's Solar Invention
- Date: c. September 30, 1936
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
Preparations for Solar Broadcast
- Date: September 30, 1936
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Smithsonian Legal Document
Smithsonian Institution, Board of Regents, Minutes, 1850
- Date: 1879 January 26, 1850
- Creator: Board of Regents
- Creator: Board of Regents
T. Dale Stewart Measuring Skull
- Date: c. 1976
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
- SI History Chronology
Joseph Henry Endorses Hayes' Arctic Expedition
- Date: March 16, 1860
Margaret Moodey & William Foshag
- Date: c. 1926
- Creator: Unknown
- Creator: Unknown
Dr. Earl S. Johnston
- Date: 1936
- Creator: Unknown
- Creator: Unknown
- Smithsonian Legal Document
Smithsonian Institution, Board of Regents, Minutes, 1848
- Date: 1879 December 20, 1848
- Creator: Board of Regents
- Creator: Board of Regents
- Smithsonian Legal Document
Smithsonian Institution, Board of Regents, Minutes, 1849
- Date: 1879 January 3, 1849
- Creator: Board of Regents
- Creator: Board of Regents
- Smithsonian Legal Document
Smithsonian Institution, Board of Regents, Minutes, 1860
- Date: 1879 January 28, 1860
- Creator: Board of Regents
- Creator: Board of Regents
