Unmounted lantern slide of three unidentified Mazamas hiking across a snowfield (likely on Grizzly Mountain) with Mount Jefferson visible in the background.
Mounted lantern slide of William L. Finley, Herman T. Bohlman, two unidentified men, and a dog loaded on a wagon leaving Dayton on their way to Three Arch Rocks.
Glass lantern slide of Herman T. Bohlman and William L. Finley climbing up Shag Rock with photography equipment. Taken from original negative OrgLot369_FinleyA2520.
Unmounted lantern slide of four unidentified men in a wagon with two horses on their way to Three Arch Rocks. A dog stands underneath the wagon. Original negative: OrgLot369_FinleyA2516.
Unmounted lantern slide of a woman washing clothes in Pamelia Lake while others swim in the background on the 1917 Mazamas annual outing to Mount Jefferson.
Unmounted lantern slide of the American flag and banners hung in Camp Hardesty, the Mazama base camp at Pamelia Lake during the 1917 annual outing to Mount Jefferson.
Unmounted lantern slide of William L. Finley and Irene Finley speaking with two unidentified men beside the U. S. Forest Service cabin at Pamelia Lake during the 1917 Mazamas outing to Mount Jefferson.
Glass lantern slide of Ellis Hadley (first in line), William L. Finley (center), and Herman Bohlman (last) with their pants off wading to photograph a red-tailed hawk's nest. Taken from original negative OrgLot369_FinleyA2652.
Mounted lantern slide of Herman T. Bohlman (far back, center) and three others eating watermelon in a camp. Original negative: P202_series01_box01_0001.
Mounted lantern slide of William L. Finley? and an unidentified woman in a hammock. Herman T. Bohlman is reclining with a fan on the ground to the side. Several additional hammocks and tents and visible in the background. Original negative:P202_acc2011.055_0014.
Mounted lantern slide of William L. Finley and Herman T. Bohlman looking out over a river wrapped in a blanket wearing fern headdresses. Original negative:P202_series01_box02_0018.
Unmounted lantern slide of an unidentified young man diving from the edge of a rowboat into a lake. A partially submerged wagon axle is visible in the foreground.