Midnight Sun', paddle wheeler, Athabasca River, Alberta. 

Fort MacKay, Alberta. 

Athabasca Landing, Alberta. 

Athabasca, Alberta. 

Raft on Athabasca River, Alberta. 

S.S. 'Northern Light' taking on fuel on Athabasca River, Athabasca, Alberta. 

Revillon Freres party camped on Athabasca River, Alberta. 

Sternwheeler at Athabasca Landing, Alberta. 

Ferry across Athabasca River, Alberta. 

Midnight Sun', paddle wheeler, Athabasca River, Alberta. 

Colin range, Alberta. 

Fort MacKay, Alberta. 

Athabasca campsite, Athabasca, Alberta. 

Steamboat on Lake Athabasca, Alberta. 

Revillon boat on Athabasca River, Alberta. 

Surveyors at last survey station, Athabasca River, Alberta. 

Revillon Brothers' store, Athabasca Landing, Alberta. 

Stopping place at the Athabasca River on the Edson Trail, Alberta. 

Survey crew members around fire on the Athabasca river, Alberta. 

Ferry from Athabasca Landing across Athabasca River, Alberta. 

Boats beached at Athabasca Landing, Alberta. 

Survey team on Athabasca River, Alberta. 

S.S. 'Northern Trader' and smaller vessel, Athabasca Landing, Alberta. 

Hudson's Bay Company post, Pelican Portage, Alberta. 

Tracking boats, Athabasca river, Alberta. 

Tracking boats, Athabasca river, Alberta. 

Revillon Brother's buildings, Athabasca Landing, Alberta. 

Aerial view of Athabasca Tar Sands area near Fort McMurray, Alberta. 

Trappers boat, Athabasca River, Alberta. 

Washing gold on Peace River, Alberta. 

Steamship 'Northland Echo', Athabasca River, Alberta. 

Canadusa, boat in northern Alberta. 

Trappers boat, Athabasca River, Alberta. 

Steamboat on river. 

Tracking canoe on Athabasca River, Alberta. 

Scows in rapids, Athabasca River, Alberta. 

Scow in rapids, Athabasca River, Alberta. 

Dog sled, Athabasca river area, Alberta. 

S.S. 'Northland Sun', on Athabasca river, Alberta. 

Royal North-West Mounted Police patrol on Athabasca river, Alberta. 

Scows above island above rapids on Athabasca River, Alberta. 

Athabasca river, Alberta. 

Mile 106, Athabasca River, Alberta. 

Fort McMurray from the Athabasca River, Alberta. 

View of Mirror Landing, Alberta. 

Scow near Athabasca Landing, Alberta. 

Loading boats at Athabasca Landing, Alberta. 

Scows near Athabasca Landing, Alberta. 

View looking up Moose Horn Valley, Jasper National Park, Alberta. 

Unloading grain from 'D. A. Thomas', Vermilion, Alberta.