Official opening of Nakiska ski area, Kananaskis Country, Alberta. 

James Law, president of the Canadian Society of Petroleum Geologists, Calgary, Alberta. 

William C. Gussow, president of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

J.R. Shouldice, treasurer of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

G.P. Crombie on bank of the North Saskatchewan River, west of Saunders, Alberta. 

Ted Link, new president of the American Association of Petroleum Geologists, at conference in Chicago, Illinois. 

W.B. Gallup of the Geological Survey of Canada, carrying gear near Fond du Lac, Saskatchewan. 

Registration table for a conference of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

Geologists near Hummingbird Reef, Alberta. 

C.B. Newmarch, member of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

E.W. Best, vice-president of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

J. Kirker, president of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

Cable ferry across North Saskatchewan River, near Saunders, Alberta. 

Geologists on Howse Pass on the Alberta - British Columbia border in the Rocky Mountains. 

O.A. Erdman (left) and J.B. Currie on peak of unnamed mountain located west of Cripple Creek area and south of Hummingbird area in Alberta. 

Bow Valley field trip of the Alberta Society of Petroleum Geologists, Alberta. 

Unveiling the Dr. John A. Allan plaque during the official opening of Nakiska ski area, Kananaskis Country, Alberta. 

J.C. Brechtel, business manager of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

Sunday at a Geological Survey of Canada field camp, near Saunders, Alberta. 

W.W. Charles, secretary of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

Bow Valley field trip of the Alberta Society of Petroleum Geologists, Alberta. 

Pack train on North Saskatchewan River, Alberta. 

Shell Oil geological field party, Entrance, Alberta. 

Alberta Society of Petroleum Geologists' monthly luncheon meeting at Penley's, Calgary, Alberta. 

Geologists moving camp by pack train, Saunders - Alexo area, Alberta. 

Alberta Society of Petroleum Geologists' field trip, Jasper area, Alberta. 

Aerial view of 'Link Formation', Imperial River area, Northwest Territories. 

Founding meeting of the Canadian Society of Exploration Geophysicists, Palliser Hotel, Calgary, Alberta. 

R. de Wit, past-president of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

C.B. Newmarch, president of the Alberta Society of Petroleum Geologists, Calgary, Alberta. 

Geologists at head of Rocky Mountain Canyon on the Peace River, Alberta. 

Geologists in a 'miserable fly camp', Alexo area, Alberta. 

Man standing on the Shiltee, a pillar of basal Cretaceous sandstone, lower Peel River area, Northwest Territories. 

Boat and barge used for transporting geological field parties, Peel River Valley below Trail River, Northwest Territories. 

Alberta Society of Petroleum Geologists' field trip, Kicking Horse River, British Columbia.