James Weldon Johnson 
The Autobiography of an Ex-Colored Man [EPUB ebook] 

According to Wikipedia: ‘James Weldon Johnson (June 17, 1871 – June 26, 1938) was an American author, politician, diplomat, critic, journalist, poet, anthologist, educator, lawyer, songwriter, and early civil rights activist. Johnson is remembered best for his writing, which includes novels, poems, and collections of folklore. He was also one of the first African-American professors at New York University. Later in life he was a professor of creative literature and writing at Fisk University.’