Jul 16, 2022
From a story on the fur trade along the Great Lakes entitled Relics from the Rapids by Sigurd F. Olson, with photographs by David S. Boyer (first published in National Geographic magazine in 1963).
Top: depictions of a cow moose and calf on a rock beside Darky Lake, Ontario
Bottom: a fur buyer, appraises a beaver hide at Port Arthur using a flexible rule and touch to determine its grade
https://books.google.ca/books/about/Relics_from_the_Rapids.html?id=Uvh-nQEACAAJ&hl=en&output=html_text&redir_esc=y