Pennsylvania Butterflies & Moths: A Folding Pocket Guide to Familiar Species (Pocket Naturalist Guide Series)

Pennsylvania German Roots Across the Ocean

Pennsylvania Militia in 1777: A Reprint from The Pennsylvania Genealogical Magazine, Vol. 23, No. 3

Pennsylvania Rules of Court – State, 2014 ed. (Vol. I, Pennsylvania Court Rules)

Pennsylvania in Public Memory: Reclaiming the Industrial Past

Pennsylvania Caves & Other Rocky Roadside Wonders