New York: Oxford University Press, (1940). First edition. Hardcover. Very Good / Very Good. Original gray cloth, lettered in dark red to the front panel and spine. Octavo, xxxii, 660pp. Compiled by Workers of the Writers' Program of the Work Projects Administration in the State of Pennsylvania. Co-sponsored by the Pennsylvania Historical Commision and the University of Pennsylvania. Illustrated throughout with sixteen in-text maps and one large folding map in the rear pocket. The reverse of the folding map has smaller maps of Philadelphia and Pittsburgh. Map to the front endpapers. A solid copy. The spine has darkened somewhat and is a bit creased. The jacket is complete though has some wear to the heel of the spine and the corners. Still, a very solid copy. Lovely cover art by Howard Cook, showing the mural he executed for the main Pittsburgh Post Office. Dykes, #278.