Dr. Church and others around dinner table 1 Image Read more about Dr. Church and others around dinner table 1
Dr. Church and colleague constructing wind charger support, copy 3 Image Read more about Dr. Church and colleague constructing wind charger support, copy 3
Graduates walking out of Mackay School of Mines building Image Read more about Graduates walking out of Mackay School of Mines building
S. P. Fergusson handling equipment and glass, verso Image Read more about S. P. Fergusson handling equipment and glass, verso
S. P. Fergusson handling equipment and glass Image Read more about S. P. Fergusson handling equipment and glass
Man posing with Sno-plane outside Yellowstone shed Image Read more about Man posing with Sno-plane outside Yellowstone shed
Taking snow core at Lewis Divide station, verso Image Read more about Taking snow core at Lewis Divide station, verso
Taking snow core at Lewis Divide station Image Read more about Taking snow core at Lewis Divide station
Taking snow sample at Lewis Divide station, verso Image Read more about Taking snow sample at Lewis Divide station, verso