Tin litho, a Marx police siren cycle with box and key, 1930s-40s (5 3/4 x 8 in.) (box with a few tears; light scratches; not working); a Marx military cycle, 1940s, no key (5 3/4 x 8 in.); a Marx police rider wind-up and friction, 1930s, no key but tested (3 1/4 in.) (working; played with wear; good vintage); the fourth is a trick cycle, Japan, where the rider circles a stationery rubber suction, working with key (2 3/4 x 3 1/2 in.).

The Collection of the late Joel Siegel, New York, New York