Box 6

This series contains records originally labeled, "Climax." The Climax Observatory was located at Climax, Colorado, and was founded in 1940 by Walter Orr Roberts and Donald Menzel. Records in this series are primarily observational data, both as photographs and handwritten records.

This series contains records originally labeled, "Climax." The Climax Observatory was located at Climax, Colorado, and was founded in 1940 by Walter Orr Roberts and Donald Menzel. Records in this series are primarily observational data, both as photographs and handwritten records.

This series contains records originally labeled, "Climax." The Climax Observatory was located at Climax, Colorado, and was founded in 1940 by Walter Orr Roberts and Donald Menzel. Records in this series are primarily observational data, both as photographs and handwritten records.

This file contains a mounted document titled: "Dedication of the new solar laboratory and coronagraph of the High Altitude Observatory of Harvard University and University of Colorado, 9 September 1954." The document provides brief information on the history of the High Altitude Observatory, the role of the Climax Molybdenum Company and Research Corporation, and the coronagraph.