Rocks and Structure of the Southern Sapphire Mountains, Granite and Ravalli Counties, Western Montana
Washington, D. C. US Geological Survey, 1989. First Edition. Paperback. Unmarked, one plate folded in rear pocket. ; Book Description; Spine has staples. Pages are clean and not marred by notes or folds. Covers are square with wear as noted. Ships Safe and Fast. ; U. S. Geological Survey Bulletin;..... More