HELL ON WHEELS: LIFE WITH MUTANT BICYCLES [Life]

Caption from LIFE. "Four-man bicycle is powered by five chains and has brakes on both its wheels. The bike was built by Art Rothschild (top position) who broke three ribs while learning how to ride it."

Read more: http://life.time.com/curiosities/bizarre-bikes-built-by-chicagoans-in-the-1940s/#ixzz2Sl1yUYAv