Western Pennsylvania history.
Historical Society of Western Pennsylvania.
Pittsburgh : Historical Society of Western Pennsylvania,
c1999-
Title from cover.
Special issue for Summer 2013 called The Civil War in Pennsylvania constitutes Vol. 39, no. 3 of Pennsylvania heritage; Vol. 13 nos. 1 & 2 of Pennsylvania Legacies; and Vol. 96, no. 2 of Western Pennsylvania history.
Pittsburgh history