Published by Montana Bureau of Mines and Geology., 1980
Seller: Eryops Books, Stephenville, TX, U.S.A.
Map
No Binding. Condition: Very Good. Six (6) large folded sheets and a 23-page explanation of geology/economic geology (complete for this publication) in printed envelope; sheets include a fence diagram, regional cross sections, structure and thickness isopach map, summary of Anderson coal resource data, potentially minable areas, and an analysis of coal quality; ex-corporate library; a couple of small tears at top of printed envelope, o/w sheets and explanation are in very good condition. Map.