3.5" also reading "Harlem Festival 1969." Dubbed Black Woodstock this was a series of music concerts held in Harlem in the summer of 1969 to celebrate African American music and culture and to promote Black Pride politics. Participants included Nina Simone, B.B. King, Sly & Family Stone, Jesse Jackson, Abbey Lincoln & Max Roach, The 5th Dimension, Gladys Knight and the Pips, Stevie Wonder, Mahalia Jackson, Moms Mabley and others. The concerts were broadcast on NYC TV with the festival hosted and promoted by Tony Lawrence, a New York night club singer. The concerts were held in Harlem's Mount Morris Park on Sundays from June 29, 1968 to August 24, 1969. Button shows a couple of excess hairlines of black ink as printed but is Mint as made. Only example we've seen. Extremely limited.