COAL AND LIGNITE FIELDS IN MONTANA; GEOLOGICAL SURVEY BULLETIN 541-H
Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1914. Soft cover. Very Good. Item #39099
88 pages with foldout maps. All plates present. Bound in original gray paper covers with lettering in black. Small chips at the spine ends and crease to the front cover. A very good copy.
Price: $25.00
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