Slavery 9 History 5 Antislavery movements 4 Archives 4 Manuscripts, American 4 African Americans 3 Sources 3 more ... Archival resources 2 Correspondence 2 Discovery and exploration 2 Plantations 2 Bibliography 1 Catalogs 1 Currency--United States--18th Century 1 Currency--United States--19th century 1 Education--Women--19th Century 1 Music--Manuscripts--18th century 1 Philadelphia (PA)--Colonial government 1 Slavery--Manumission and Abolition--19th century 1 Slavery--United States--18th century 1 Slavery--United States--19th century 1 Stationary--Watermarks 1 Study and learning 1 less ...