Coal Industry--Pennsylvania--19th century 4 Salt industry--Pennsylvania 2 Banking--Philadelphia--20th century 1 Banks and Banking--19th century 1 Banks and banking--Pennsylvania 1 Bicycling--19th century 1 Chipak, Frank, 1893-1984 1 more ... Coal Industry--20th century 1 Coal mines and mining--Pennsylvania 1 Coal--Northampton and Luzerne Cos 1 Copper mines and mining--Pennsylvania 1 Deaf and dumb institutions (Philadelphia, Pa.) 1 Decedents’ estates--Pennsylvania 1 Eastern State Penitentiary (Philadelphia, Pa.) 1 Grocery trade--Pennsylvania--Philadelphia 1 Influenza epidemic, 1918-1919--United States--History 1 Iron Industry--Pennsylvania--Pittsburgh 1 Land surveys--Pennsylvania--19th century 1 Liberty Bell 1 Lumber trade--Pennsylvania--19th century 1 Merchants, Coal--Pennsylvania--19th century 1 Merchants--Pennsylvania--Philadelphia--19th century 1 Merchants--Philadelphia 1 Mints--Pennsylvania--Philadelphia 1 Oil Industry--Forrest Co. (Pa.)--19th century 1 Oil drilling--Pennsylvania--19th century 1 Oil industries--Pennsylvania 1 Patent medicines--Pennsylvania 1 Quakers--Philadelphia--19th century 1 Railroad History--Pennsylvania 1 Railroads--Pennsylvania 1 Salt industry and trade--19th century 1 Slovak Americans--Pennsylvania--Commerce 1 Textile industry--Pennsylvania--Philadelphia--20th century 1 Textile workers--Pennsylvania--Philadelphia--20th century 1 Wine industry--Pennsylvania 1 Wine industry--Pennsylvania--Philadelphia 1 World War, 1914-1918--Civilian organizations 1 World War, 1914-1918--Civilian relief--Pennsylvania 1 World War, 1914-1918--Home front 1 less ...