According to Wikipedia, M. Carl Holman was an American author, poet, playwright, and civil rights advocate. One of his noted works is The Baptizin‘ . In 1968, Ebony listed him as one of the 100 most influential Black Americans.
M. Carl Holman's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author