African Americans--Music--20th century 3 African Americans--Music 2 Sheet music--United States--History--20th century 2 African American athletes 1 African American civic leaders--Pennsylvania--Philadelphia 1 African American clergy 1 African American composers 1 more ... African American musicians 1 African American politicians 1 African American--Social Life and Customs 1 African Americans 1 African Americans in mass media 1 African Americans--Civil rights--History 1 African Americans--Education--Pennsylvania--Philadelphia 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 Blues (Music) 1 Community organization--Pennsylvania--Philadelphia 1 Cultural organizations--Philadelphia--20th century 1 Ethnic attitudes--United States--History 1 Folk songs 1 Jazz 1 Jazz--1921-1930 1 Minstrel music--United States 1 Music title pages 1 Music--Manuscripts--19th century 1 Sheet music--United States--History--19th century 1 Songs, German--United States 1 Songs, Greek (Modern)--United States 1 Songs, Irish--United States 1 Songs, Italian--United States 1 Songs, Slovak--United States 1 Songs, Swedish--United States 1 Songs, Yiddish--United States 1 Spirituals (Songs)--United States 1 Stereotypes (Social psychology)--History 1 less ...