Recherche dans la collection - Route from Lake Athapescow, to the Coppermine river, North America. Surveyed by the Northern Land Expedition under the command of Lieut. Franklin, R.N... Fort Enterprise, March 10th, 1821. Copied by C. Pettigrew at P.R.O. Nov. 1919. A correct copy, H. P. Biggar, 27. x 1.19. C.O. Canada No. 79. (2). [cartographic material]