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Beno Gutenberg with seismograph
Beno Gutenberg in the field
Beno Gutenberg pointing to record on seismograph
Beno Gutenberg, casual pose
Beno Gutenberg, formal pose, head and shoulders
Beno Gutenberg with F. Press, H. Benioff, C. Richter
Beno Gutenberg, casual pose
Beno Gutenberg, casual pose
Beno Gutenberg, casual pose
Beno Gutenberg, casual pose