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Displaying 1 - 5 of total 5 results:

Graham John A. D2

Group Hiking at Grand Canyon

Russell Henry Norris D7

Henry N. Russell, Frank Edmondson, S. Rosseland and P. Fox conversing

Schaefer Clemens D1

Clemens Schaefer (center) conversing with unidentified others

Segre Emilio D32

Emilio Segre with unidentified others and automobile

Van Vleck John D1

John Van Vleck