These glass negatives were taken from a glass slide collection entitled: Rocky Mountains Canadiana. Mr. Rehwinkel.

These glass negatives were taken from a glass slide collection entitled: Anthropology - anatomy

These glass negatives were taken from a glass slide collection entitled: Canadiana - Maps, Vimy War Memory, Canadian War Cemetary, Line Drawings - Mr. C.O. Bowen, B.C. Jan/1940. This slide was made for the Faculty of Extension, University of Alberta.

These glass negatives were taken from a glass slide collection entitled: Rocky Mountains and Related - C.O. Bowen, Trail, B.C.