I haven't had a chance to fully check this out but I'm certain it will be of interest to some here:

Joseph Burr Tyrrell Papers - Discover Archives
https://barrenlands.library.utoronto.ca/
The collection consists of correspondence, reports, notebooks, drafts for articles and books, family papers, maps, large collection of photographs,...


The objective of the Barren Lands digital collection was to digitize and provide web access to the archives of Canadian explorer J.B. Tyrrell.