Philadelphia County, Philadelphia, Pa., Souvenir Folders, Souvenir of Sesqui-Centennial Exposition, Historical Philadelphia, Facsimile of the Declaration of Independence, Betsy Ross House, 239 Arch Street, 1615D
postcard, 6 in. x 4 in.; This collection of approximately 29,000 postcards from the 1880s to the 1970s includes images from across the U.S. and all 67 Pennsylvania counties and highlights cities, towns, buildings, local businesses and industries, parks, and scenic and street views. Additional images include business and industry advertising, highways, states, and foreign countries.