Photograph depicts three men working to move a raft carrying two horses from Hudson's Hope ferry landing.
Photograph depicts trekking supplies piled outside Alex Nelles' log cabin. An unidentified man is standing outside the cabin with a horse.
Photograph depicts a man and horse standing outside a log cabin covered in snow and icicles. In the foreground of the image several loaded packs are laid out surrounding the cabin. The cabin belonged to ranger Alex Nelles' and was located at Willow Creek.
Photograph depicts ranger Alex Nelles' log cabin covered in snow and ice. Beside the cabin is an unidentified man standing next to a horse with travel packs in front of the cabin.
Photograph depicts ranger Alex Nelles' log cabin covered with snow and ice. Surrounding the cabin are cabin are several loaded packs and a horse.
Photograph depicts the rear view of a pack horse laden with Prentiss Gray's camera equipment. In the background of the image a snow-covered forest is visible.
Also identified as the Warner Pass area the head of Red Deer River.
Photograph depicts regenerating pine trees in a burn area.
Photograph depicts a river running through a carved mountain landscape with a forested cliffside.
Photograph depicts a river running through a heavily forested landscape.
Photograph depicts a river running through a forested landscape with mountains in the background.
Photograph depicts a river running through a heavily forested landscape.
Photograph depicts a river running through a snowy landscape with a forest visible in the background.
Photograph depicts a river running through an old burn site with barren trees lining the shores of the river. In the background a mountain range is visible with forested foothills at the base.
Photograph depicts Roche Myette along Davona Creek near a campsite.
Photograph depicts the Rocky Mountain range visible from above distant tree tops.
Photograph depicts a Rocky Mountain vista seen across a forested plateau.
Photograph depicts a Rocky Mountain vista seen through a snow-covered forest.
Photograph depicts a rocky mountain slope covered in snow.
Photograph depicts a log cabin at Peace River with a dirt clearing in the foreground and a tree-covered environment in the background. Fist sign in images reads: "18 MLS to Rolla"; second sign reads: "Rolla Landing".
Photograph depicts an unidentified men with binoculars lying on a snowy mountain ridge looking for big game.
Photograph depicts two unidentified men, one with binoculars, looking to a distant mountain from the snowy banks of Terrace Creek.
Photograph depicts a townsite with with several buildings and fences. The image possibly depicts Moberly, though It has been suggested that this is more likely Hudson Hope.
Location also identified as Gray Pass.
Photograph depicts the side profile of a packhorse loaded with Prentiss Gray's camera equipment with a snow-covered forest in the background.
Photograph depicts a small creek running through a wooded landscape with part of the Rocky Mountains visible in the background.
Photograph depicts a small lake surrounded by a mountainous forest terrain. In the foreground a barren tree line is visible.
Photograph depicts a river leading into a waterfall amidst snow-covered trees.
Photograph depicts a river leading into a waterfall amidst snow-covered trees.
Photograph depicts a river leading into a waterfall amidst snow-covered trees.
Photograph depicts a mountain peak covered with trees and snow.
Photograph depicts a mountain slope covered with trees and snow.
Photograph depicts a grassy plateau with snow-capped mountain peaks visible in the background through a forested landscape.
Prentiss Gray found this low pass through the mountains for the Canadian National Railroad - Gray Pass (?)
Prentiss Gray found this low pass through the mountains for the Canadian National Railroad - Gray Pass (?)
Prentiss Gray found this low pass through the mountains for the Canadian National Railroad - Gray Pass (?)