Here are some fantastically fun bicycle designs in Chicago from 1939. Watch people ride around on them in the middle of traffic, sans helmet.  The footage shows a double-decker bike, a super tall bike, a two-story bike with a sewing table in the middle (including a woman sewing a garment while others peddle), and more. — Read the rest The post Here are some fantastically fun bicycle designs in Chicago from 1939 appeared first on Boing Boing.