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

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

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

William H. Barton and giant sextant, Hayden Planetarium, June 24, 1942 

Hayden Planetarium mural, 1953 

Frances Langford at the Hayden Planetarium, 1950 

Painting Hayden Planetarium mural, 1953 

A.E. Snyder, General Manager of Westinghouse Electric and Manufacturing Co. and Professor William Barton at the presentation of the Time Capsule Replica to the Planetarium, June 17, 1941 

World As a Gyro, Hayden Planetarium, 1955 

Ernest Deike and Professor William Barton on the Planetarium roof adjusting a coelostat to bring sunlight into the Planetarium, light is directed into objective lens to the left of Deike's head, June 

New podium in dome, Hayden Planetarium, 1954 

Astronomer Marian Lockwood at the control panel, Hayden Planetarium, July 1943 

Longines Presents the History of Time exhibit, Planetarium, 1953 

Hayden Planetarium, exterior, 1951 

Group entering Hayden Planetarium, 1953 

Hayden Planetarium with buses in parking lot, 1953 

Copernican Room showing solar system, with visitors, Hayden Planetarium, 1944 

Willamette meteorite and children, Hayden Planetarium, 1944 

Thomas Voter working on Aurora Borealis black light mural, Hayden Planetarium 

Total Solar Eclipse, Hayden Planetarium mural, 1953