African Americans--Music--20th century 3 Music--20th century 3 History and criticism 2 Music 2 Music--Manuscripts--19th century 2 African American athletes 1 African American civic leaders--Pennsylvania--Philadelphia 1 more ... African American clergy 1 African American politicians 1 African American--Social Life and Customs 1 African Americans in mass media 1 African Americans--Civil rights--History 1 African Americans--Education--Pennsylvania--Philadelphia 1 African Americans--Music 1 African Americans--Music--19th century 1 African Americans--Pennsylvania--Philadelphia 1 African Americans--Pennsylvania--Philadelphia--Societies, etc 1 African Americans--Political activity--Newspapers 1 African Americans--Politics and government--20th century 1 Chauve-Souris (Theater company) 1 Community organization--Pennsylvania--Philadelphia 1 Composition (Music) 1 Computer music 1 Cultural organizations--Philadelphia--20th century 1 Electronic music--20th century 1 Ethnic attitudes--United States--History 1 Folk songs 1 Folk songs, Russian 1 Guitar music--20th century 1 Minstrel music--United States 1 Music title pages 1 Music--Instruction and study 1 Music--Manuscripts--20th century 1 Music--Programs and Playbills 1 Music--Russia--20th century 1 Musicians 1 Revues--Scores 1 Sheet music--United States--History--19th century 1 Sheet music--United States--History--20th century 1 Songs, German--United States 1 less ...