Sepia toned photograph of a group of men in the process of building a hotel at Beaver Mine in the Thunder Bay District of Ontario, Canada.

Sepia toned photograph of an early Port Arthur. Foreground shows some people working on the construction of wooden sidewalks while many buildings can be seen in the background.

Photograph of Red Sucker Tunnel, a CPR tunnel on the North Shore of Lake Superior at Red Sucker Cove. Probably 1884-1885.

Samuel Corban Dean.

Marcus Samuel Dean, son of Samuel Corban Dean.

Letter of congratulations from the I.O.D.E. to Impi Virtanen on becoming a Canadian citizen. December 2, 1959.

International Ni-Cu Symposium. August 6-8th 2024, Lakehead University, Thunder Bay, Canada. Abstracts.

Institute on Lake Superior Geology. Sudbury, Ontario. May 10-11, 2022.

Institute on Lake Superior Geology. Virtual meeting. May 11, 14, 18, 21, 2021.

Institute on Lake Superior Geology. Thunder Bay, Ontario. May 2-8, 1977.