Results for "Smithsonian Institution. Environmental Sciences Program"
Mt. Montezuma, Chile
- Date: c. 1940-1945
- Creator: Unknown
- Creator: Unknown
Staff at Table Mountain, California
- Date: c. 1925
- Creator: Unknown
- Creator: Unknown
SAO Slide-rule Machine
- Date: 1931
- Creator: Unknown
- Creator: Unknown
Residents of Mt. Harquahala, Arizona
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
Astrophysical Observatory in South Yard
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Mt. St. Katherine, Egypt
- Date: 1933
- Creator: Unknown
- Creator: Unknown
Patent Drawing for Abbot's Pyrheliometer
- Date: 1940?
- Creator: Unknown
- Creator: Unknown
Astronomical Instrument, South Yard
- Date: c. 1900
- Creator: Unknown
- Creator: Unknown
Mt. Brukkaros, Southwest Africa
- Date: c. 1927
- Creator: Unknown
- Creator: Unknown
Dr. Earl S. Johnston
- Date: 1936
- Creator: Unknown
- Creator: Unknown
W.B. Ellison and Frederick A. Greeley
- Date: 1920
- Creator: Unknown
- Creator: Unknown
Telescope at Mt. Wilson Observatory
- Date: c. 1931
- Creator: Unknown
- Creator: Unknown
