Philip Turnor - Barbara Mitchell's Book Mapmaker

I've been reading it. Its interesting to see how life was back then. It details his trips and the hardships they all faced back then. Tthe maps are pretty cool. You can see them here.
http://www.gov.mb.ca/chc/archives/keystone/index.html

On the left side,
Click Search Listings/Images
Enter Turnor in keywords, and choose Maps from the dropdown for "choose a format'
that will give a listing of all the maps that Philip Turnor made.

http://www.gov.mb.ca/chc/archives/hbca/search_hbca.html <-- link with tons of info about the Hudson Bay Company that alot of Philip Turnor's descendents worked for.