Consists of photographs of particularly mining development in Northwestern Ontario in the late 19th and early 20th centuries, as well as the waterfront and shipping, local scenery, and notable figures. Also includes some correspondence; railway construction plans.

Photographs of Bertrand's travels in Northwestern Ontario and Northern Minnesota, probably 1940s and 1950s. Includes Kakabeka Falls, the Port Arthur Waterfront, and several reproductions of unidentified older portrait photographs.

Most subjects are not identified in any way.

Photographic prints; negatives are also described as #13d.