Sun projected on Hayden Planetarium dome, showing sunspots, May, 1949 

Gordon Atwater, Curator Hayden Planetarium 

Gordon Atwater, Curator Hayden Planetarium 

Sunspots and fingerprints, Hayden Planetarium, 1942 

Lieutenant Commander Gordon A. Atwater, Chairman and Curator of Astronomy and the Hayden Planetarium 

Group viewing Your Weight on Other Worlds, Hayden Planetarium, 1951 

Hayden Planetarium, exterior, 1936 

Moon ship drawing for Hayden Planetarium, 1952 

William H. Barton, Jr. Executive Curator, Hayden Planetarium, Wayne M. Faunce, Vice-Director and Executive Secretary of the Museum, Hans C. Adamson, Chairman Public and Press Information, and Charles 

Cadets from Admiral Farragut Academy, Pine Beach, New Jersey, at Your Weight on Other Worlds, Hayden Planetarium, 1951 

William H. Barton, Jr., Hans C. Adamson, Wayne M. Faunce, and Charles H. Coles with Longines Eclipse Expedition equipment, Hayden Planetarium, 1940 

Navigation class at Hayden Planetarium, 1943 

Window of a Space Ship, Hayden Planetarium, 1939 

The Hayden Planetarium building fully enclosed, January 1935 

Catherine Barry, Assistant Curator, Hayden Planetarium, with telescopes 

Richard H. Cooke, Business Manager of of the Hayden Planetarium 

Visitor at Cosmic Ray Counter machine, Hayden Planetarium, 1939 

Frederick H. Pough, Curator of Physical Geology & Minerology 

Children viewing the Zeiss Projector, Hayden Planetarium 

Children watching Planetarium show, American Museum of Natural History, New York