UNITED STATES GEOLOGICAL SURVEY PROFESSIONAL PAPER NOS. 247, PEGMATITE INVESTIGATIONS 1942-1945, BLACK HILLS SOUTH DAKOTA, AND 248, MICA DEPOSITS OF SOUTHEASTERN PIEDMONT, PARTS 1 - 11,
Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1953. Hardcover. Professional Paper 247 is 228 pages and 248 is 462 pages. All the required plates and maps in the papers are present. The required forty-five folded maps and plates are present either in the two pockets or bound in. Library..... More