Tyrrell, Joseph Burr, 1858-1957.,Geological and Natural History Survey of Canada.
Relief shown by contours, hachures and spot heights. Includes cross section. Panel title: Geological map of part of Northern Alberta, N.W.T. To accompany Part E., Annual Report, 1886. No. 3. 1 map: col.; 65 x 72 cm This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.