Harrisburg, Pennsylvania: Commonwealth of Pennsylvania Department of Internal Affairs, Topographic and Geologic Survey, 1965. Softcover. Tan wraps; 8 pp. plus plates; 9 fold-out plates. Fair (A few chips to wraps; First page has pulled away from binding but is present and shows wear at outer right edge). Item #125181
Special Bulletin 11 in the Fourth Series of the Pennsylvania Geological Survey; Eight pages of text followed by nice full-page fold-out plates.
Price: $10.00 save 10% $9.00