Black, John L., Sr.(born: 1931 - died: 2004)
John L. Black, Sr., born in Burgin, KY, was the son of Robert and Bertha Black; Bertha died in 1934 after becoming ill with sickle cell anemia and tuberculosis. John Black was a retired stationary engineer for the Cincinnati Public Schools and a member of the International Union of Operating Engineers (IUOE), Local #20. In 1991, he became the first African American president of an IUOE Local #20.
For more see "John Lincoln Black" in vol. 1 of African American National Biography, edited by H. L. Gates, Jr. and E. B. Higginbotham; and The Cincinnati Post, obituaries, 6/24/2004, News section, p. A14.