The Delavan Lobe of the Lake Michigan Glacier of the Wisconsin Stage of Glaciation and Associated Phenomena / The Montana Lobe of the Keewatin Ice Sheet / Pre-Cambrian Rocks of the Lake Superior Region: A Review of Newly Discovered Geologic Features with

Alden, William C.; Fred H. H. Calhoun and C. K. Leith

Price: 50.00 USD

Washington DC: Government Printing Office, 1904-1935. 106; 62; 34pp. Quarto [28.5 cm] Bound in simple blue cloth with a gilt stamped title on the spine. Original wraps bound in. Very good. There is a small stain on the front cover, and there are multiple very light smudge stains on the covers. There is a small open tear in p. 21, obscuring a small portion of the text. Page 10 of the second paper has had a large tissue paper repair, also obscuring a bit of the text. The pages are browned. Professional Paper 184 has the map in the rear pocket. Three Professional Papers bound in one volume.