Results for "Smithsonian Institution. Archives"
Astrophysical Observatory, Unidentified Location
- Date: Undated
- Creator: Unknown
Astrophysical Observatory in South Yard
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Mt. St. Katherine, Egypt
- Date: 1933
- 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
Secretary Abbot with Solar Equipment
- Creator: Unknown
- Creator: Unknown
Patent Drawing for Abbot's Pyrheliometer
- Date: 1940?
- Creator: Unknown
- Creator: Unknown
Matthias Comerford Studying Meteorites
- Date: 1960s
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Astronomical Instrument, South Yard
- Date: c. 1900
- Creator: Unknown
- Creator: Unknown
Mt. Brukkaros, Southwest Africa
- Date: c. 1927
- Creator: Unknown
- Creator: Unknown
W.B. Ellison and Frederick A. Greeley
- Date: 1920
- Creator: Unknown
- Creator: Unknown
Richard E. McCrosky at Work
- Date: c. 1970
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Dr. Charles G. Abbot
- Date: June 1935
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
- Creator: Tolman, Ruel P (Ruel Pardee) 1878-1954
