Jazz By Noraponce Oct 7, 1850 Work songs Oct 14, 1850 Blues Aug 13, 1860 Gospel Aug 8, 1866 Los espirituales Sep 8, 1890 Ragtime Apr 22, 1900 Jazz Oct 21, 1910 Estilo Nueva Orleans o Dixieland Oct 16, 1920 Estilo Chicago Aug 12, 1930 Swing Aug 21, 1940 Be-bop Mar 21, 1950 Cool jazz Jun 21, 1960 Free jazz
