The Acme Sportsman was a two-seat parasol wing sportsplane built in the United States in 1928 by Acme Aircraft Corporation, a company from Rockford, Illinois. It was of conventional taildragger configuration with open cockpits in tandem and folding wings. It was designed by Edward Stalker of the University of Michigan. Variants Acme Model 21 Sportsman Production aircraft powered by Velie M-5 engines Smith O One aircraft re-engined with a 100hp Kinner K-5 Para-monoplane The other aircraft re-engined with a 45hp Szekely SR-5 Specifications (Sportsman model 21) See also References 1920s United States sport aircraft Parasol-wing aircraft Aircraft first flown in 1929