Science and Mechanics Magazine, Vol. XI No. 5 Whole No. 77, December 1940
Science and Mechanics Inc, 1940. 8Vo Softcover. Good. Item #111956
128pp. Text is clean on unmarked, uncreased pages. Binding is intact, textblock is square with pointed corners. Moderate overall shelf/timewear, coverwear, cover edge and cornerwear, creasing; foxing and spotting on textblock edges, page patina throughout.
Price: $10.00