Results for "Observatories"
- SI History Chronology
S. Dillon Ripley, Secretary, 1964-1984, Dies
- Date: March 12, 2001 19th century
- SI History Chronology
Charles G. Abbot Elected Secretary
- Date: January 10, 1928
- SI History Bibliography
Langley: Man of Science and Flight
- Date: 1966
- Creator: Vaeth, J. Gordon
- Creator: Vaeth, J. Gordon
Secretary Charles G. Abbot with Bolometric Apparatus
- Date: 1900
- Creator: Unknown
- Creator: Unknown
Fred L. Whipple Receives Distinguished Federal Civilian Service Award
- Date: 1963
- Creator: Unknown
- Creator: Unknown
Dr. Charles G. Abbot
- Date: June 1935
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
Dr. Charles G. Abbot
- Date: June 1935
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- SI History Bibliography
The Papers of Joseph Henry: January 1858-December 1865, The Smithsonian Years
- Date: 2004
- Creator: Rothenberg, Marc 1949-,Millikan, Frank R,Jeffries, Deborah Y,Dorman, Kathleen W
- Creator: Rothenberg, Marc 1949-,Millikan, Frank R,Jeffries, Deborah Y,Dorman, Kathleen W
Fred Whipple Receives "Distinguished Federal Civilian Award"
- Date: 1963
- Creator: Unknown
- Creator: Unknown
Secretary Abbot with Solar Equipment
- Creator: Unknown
- Creator: Unknown
Dr. Charles G. Abbot with Harmonic Print-out
- Date: 1973
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot Reading the Pyrheliometer
- Date: c. 1940
