Results for "Smithsonian Institution. Assistant Secretary for Research"
Secretary Charles G. Abbot Reading the Pyrheliometer
- Date: c. 1940
Secretary Charles G. Abbot with Solar Boiler
- Date: c. September 30, 1936
- Creator: Unknown
- Creator: Unknown
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
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
Joseph Henry and Spencer Fullerton Baird Aid Pacific Railroad Surveys
- Date: April 1853
- SI History Chronology
Joseph Henry and Spencer Fullerton Baird Provide Instructions for Mexican Boundary Survey
- Date: 1848-1855
- Smithsonian Legal Document
Smithsonian Institution, Board of Regents, Minutes, 1850
- Date: 1879 January 26, 1850
- Creator: Board of Regents
- Creator: Board of Regents
Dr. Earl S. Johnston
- Date: 1936
- Creator: Unknown
- Creator: Unknown
Margaret Moodey & William Foshag
- Date: c. 1926
- Creator: Unknown
- Creator: Unknown
- SI History Bibliography
Joseph Henry: Inventor of the Telegraph?
- Date: 1999-2007
- Creator: Hochfelder, David 1965-
- Creator: Hochfelder, David 1965-
