Arithmetic--Textbooks--Early works to 1900 1 Charities--Pennsylvania--Philadelphia 1 Coal Industry--19th century 1 Coal Industry--20th century 1 Coal mines and mining--Pennsylvania 1 Coal mines and mining--West Virginia--20th century 1 College trustees--United States 1 more ... Department stores 1 Department stores--Pennsylvania--Philadelphia 1 Depressions--1929--Pennsylvania--Philadelphia 1 Dunkard Brethren 1 Ephrata Cloister 1 Family life--Pennsylvania--20th century 1 Family life--Personal correspondence--20th century 1 Fraktur art--Pennsylvania 1 Genealogy 1 Geomancy--Early works to 1800 1 German Americans--Music 1 German Baptist Brethren (U.S.)--Pennsylvania 1 German language--18th century--Dictionaries 1 Germantown (Philadelphia, Pa.)--History--Colonial period, ca. 1600-1775 1 Historic buildings--Pennsylvania--Philadelphia 1 Hotels--Pennsylvania--Philadelphia 1 Hymns, German--Pennsylvania 1 Hymns, German--United States--Texts 1 Hymns--German--18th century 1 Illumination of books and manuscripts, German 1 Independence Hall (Philadelphia, Pa.) 1 Insurance companies--United States 1 Iron industry and trade--India 1 Iron industry and trade--United States--History 1 Jews, American 1 Mathematics, German 1 Mortgage banks--United States 1 Motion picture theaters--Pennsylvania--Philadelphia--1920-1940 1 Mysticism--Germany--History 1 Mysticism--United States--History 1 Newspapers--Pennsylvania--Philadelphia 1 Newspapers--Pennsylvania--Philadelphia--20th century 1 Pennsylvania--History--Colonial period, ca. 1600-1775 1 less ...