Sir James Jeans and Clyde Fisher with the Hayden Planetarium projection equipment, 1937 

Clyde Fisher with the Zeiss Projector, Hayden Planetarium 

The Zeiss Projector, Hayden Planetarium 

Zeiss Projector, Hayden Planetarium 

Zeiss Projector, Hayden Planetarium 

William Gutsch, chairman of the Hayden Planetarium, 1981-1994, showing Zeiss Projector to children, Hayden Planetarium 

Dr. Clyde Fisher with the Ahnighito meteorite, January, 1938 

Dr. Clyde Fisher with the Ahnighito meteorite, Hayden Planetarium, November, 1935 

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 

Zeiss projector, Hayden Planetarium 

The Zeiss Projector, Hayden Planetarium 

Saturn, black light mural, Hayden Planetarium circa 1952-1989 

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

Whirlpool Nebula, black light mural, Hayden Planetarium circa 1952-1989 

Charles R. Knight, Abraham Cressy Morrison, and Clyde Fisher in front of Knight's painting of Blackfoot Astronomy Lore, the Aurora panel, Hayden Planetarium, 1938 

Zeiss Projector, Hayden Planetarium 

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

Morehouse's comet, blacklight mural, Hayden Planetarium circa 1952-1989 

Eclipse of the moon, black light mural, Hayden Planetarium circa 1952-1989 

John Saunders instructing children, Hayden Planetarium, 1943