What was the best literary work of the Harlem Renaissance period?

Jean Toomer (1894-1967) wrote several poems exploring black experience; but his novel Cane, published in 1923, is widely considered one of the best literary works of the Harlem Renaissance.

Cane, a lyrical novel of symbolic, mystical sketches and poems, explores the lifestyles of the black poor in a white America. Many critics consider Cane a masterpiece, among the best novels ever written by a black.