Music--Composers 2 Music--Manuscripts--19th century 2 African American composers 1 African American musicians 1 African Americans 1 African Americans--Music 1 Blues (Music) 1 more ... Composition (Music) 1 Computer music 1 Diaries--19th century 1 Electronic music--20th century 1 Jazz 1 Jazz--1921-1930 1 Music--20th century 1 Music--Ballads 1 Music--Instruction and study 1 Music--Manuscripts--20th century 1 Music--Philadelphia--19th century 1 Musical Fund Society of Philadelphia 1 Musicians 1 Sheet music--United States--History--19th century 1 Sheet music--United States--History--20th century 1 Weather--Personal accounts 1 less ...