Mazamas outing, Mt. Jefferson 1907
Three Sisters, Mazamas outing
Middle Sister, Mazamas outing
Three people at the head of the Collier Glacier on Middle sister. Elevation about 8000 feet
Ice crevasse on Diller Glacier, east side of Middle Sister
Mazama ascent of Middle Sister snow field on Renfrew Glacier
People at ice caves on north side of Middle Sister
Crevasse on Collier Glacier, Middle Sister, elevation 8000
Mazamas on summit of Middle Sister
Ice Cave. Collier Glacier
Evening sun through dense smoke from forest fires, head of Collier Glacier, Middle Sister
Evening sun through dense smoke of forest fires. Crevasse on Collier, Middle Sister about 8000 elevation
Ice cave, Collier Glacier
Ice seracs, east side of Middle Sister
Mt. Baker expedition
Mazamas on Mt. Baker
Mazamas climb, circa 1912
Program for 46th Mazama Annual Banquet and articles discussing 4th Annual Oregon Wildlife Federation Meeting
Camp Hardesty
Mazamas with walking sticks
Mazamas on a snowfield
Mazamas on a snowfield
Mazama installing caulks in a pair of boots
Swimmers at Pamelia Lake
Swimmers at Pamelia Lake
Mazama climber
Washing clothes in Pamelia Lake
Mazamas near Pamelia Lake
