ISBN 9781288955541 books & textbook
Coal Resource Occurrence and Coal Development Potential Maps of the North Butte Quadrangle, Campbell County, Wyoming: Usgs Open-File Report 79-64
U. S. Dept of Interior, United States Ge Intrasearch, Inc
BiblioGov /2013-03-20 Paperback / 28 Pages
isbn-10: 1288955545 / isbn-13: 9781288955541
