GEOLOGY AND MINERAL RESOURCES OF THE SOUTHERN HALF OF THE CLEARFIELD 15-MINUTE QUADRANGLE, PENNSYLVANIA; BULLETIN/ATLAS A84 cd
Harrisburg, PA: Commonwealth of Pennsylvania/Pennsylvania Geological Survey/Bureau of Topographic and Geologic Survey, 1970. First edition. Soft cover. 139 pages with tables, graphs, photographs, maps, references and index, plus the required fifteen folded plates. The book is bound in original gray stiff paper covers printed in black. Call number written on..... More