Report on the region in the vicinity of the Bow and Belly rivers, Northwest Territory [microform] : embracing the country from the base of the Rocky Mountains eastward to lon. 110@ 45', and from the 49th parallel northward to latitude 51@ 20'
Dawson, George M., 1849-1901; McConnell, R. G. (Richard George), 1857-1942; Geological and Natural History Survey of Canada