O'Neill, Bernard J.; et al

Properties and Uses of Pennsylvania Shales and Clays [Bulletin M 51]

Harrisburg, PA: Pennsylvania Geological Survey, 1965. Paperback. Printed paper wraps, octavo, illustrated with b&w maps, some maps and charts fold out. Book has previous owner's name in ink to top front panel and top edge of block, toning and mild creasing to spine, binding tight, errata sheet taped onto inside front panel, text clean and unmarked. Very good+. Item #B57651

Price: $18.00