Black culture in Harlem in the Art Deco era
accompanies the depiction of Gay culture in the 1930's with
specific reference to Karl Heinrich Ulrichs in Strange Brother by Blair
Lombardi, Michael A. The Translation of the Works by Karl Heinrich Ulrichs: With Special Emphasis on His The Riddle of Man-Manly Love. Diss. Los Angeles: ONE Institute Graduate School of Homophile Studies, 1984, p. 30 [available from Bell & Howell Information and Learning].