Hayden Planetarium exterior, American Museum of Natural History, May, 1936 

Hayden Planetarium, July 1937 

Visitors waiting to enter the Hayden Planetarium, 1936 

The Hayden Planetarium at night, 1936 

President F. Trubee Davison, Prince Chichibu, brother of the Emperor of Japan, Clyde Fisher, Head of the Hayden Planetarium and Roy Chapman Andrews, Director of the Hayden Planetarium, Hayden Planetar 

Professor William H. Barton at the control panel, Hayden Planetarium, November 1937 

Hayden Planetarium - Grace Peruvian Expedition staff 

Hayden Planetarium 

Staff of the Hayden Planetarium 

Hayden Planetarium 

Ernest Deike with his miniature Projection Planetarium, 1939 

The steel framework of the Planetarium, 1936 

The Zeiss Projector, Hayden Planetarium 

Professor William H. Barton at the control panel, Hayden Planetarium, November 1937 

United States Naval Academy Midshipmen from Annapolis outside the Hayden Planetarium, June 1936 

Ernest Deike with his miniature Planetarium Projection Instrument, 1939 

Head of Siberian Tiger, front view, Hall of Asian Mammals or North Asiatic Hall January, 1939 

Professor William H. Barton at the Control Panel in the Hayden Planetarium, November 1937 

Planetarium chamber showing skyline and seating, Hayden Planetarium, November, 1936 

The Zeiss Projector in the Hayden Planetarium, showing coordinates along part of the ecliptic and altitudes on meridian, 1939