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The Cassegrain Coude Focus
The Aluminizing Chamber
At the Prime Focus
At the Cassegrain Focus
Cassegrain focus
The Cassegrain Coude focus. Alternative.
Looking South
Front half of telescope on fork mount
Frederick Ransome
Students in undergrad electrical engineering lab
Robert Daugherty with refrigeration apparatus
Robert Knapp, Robert Daugherty, R. M. Peabody and Theodore von Kármán
Serge Korff
Frederick Leslie Ransome
Vito Vanoni and Robert Knapp
Frank E. Holmes
Impact machine used in the testing and materials lab
Robert Millikan
Carl Anderson standing with equipment
Beckman and McCullough with magneto-optic apparatus