[AFRICAN-AMERICAN]. [TURNBO-MALONE, Annie M. (1877-1957)]. ?Poro? in Pictures. With a Short History of its Development. St. Louis, MO: Poro College, 1926. Oblong 8vo. Extensively illustrated with intertextual photographs. 44 pp. Original string-bound wrappers, front board embossed in green (Some rubbing, occasional soiling to wrappers). Near fine. FIRST EDITION OF THIS RARE PROMOTIONAL BOOKLET ADVERTISING THE FIRST AFRICAN-AMERICAN COSMETOLOGY SCHOOL IN THE U. S. Turnbo-Malone was an inventor and entrepreneur, who invented a popular hair care product for African-American women, the ?Wonderful Hair Grower,? which was a non-damaging hair treatment. She founded Poro College in 1917 to train cosmetologists and as a factory for her products. Two years after founding Poro College she was a millionaire.