Manuscripts, American 17 Archives 16 History 11 Sources 8 Businessmen 4 Correspondence 4 Bibliography 3 more ... Manuscripts 3 Slavery 3 Societies, etc 3 Autographs 2 Catalogs 2 Government relations 2 Indians of North America 2 Indians, Treatment of 2 Lawyers 2 Plantations 2 Reconstruction 2 Antislavery movements 1 Architecture--19th century 1 Baptists 1 Botanists 1 Botany 1 Business--19th century 1 Centennial Exhibition (1876 : Philadelphia, Pa.) 1 Cooking--18th Century 1 Family life--Personal correspondence--19th century 1 Grocery trade--Pennsylvania--Philadelphia 1 Hate mail--Pennsylvania--19th century 1 International Exposition 1 Jefferson, Thomas, 1743-1826 1 Journalists 1 Legal Documents--18th Century 1 Merchants--Philadelphia 1 Missionaries--China--20th century 1 Museums 1 Pennsylvania--Politics and government--18th century 1 Pennsylvania--Politics and government--19th century 1 Pennsylvania--Politics and government--20th century 1 Photography--19th century 1 less ...