Category Archives: Pennsylvania

The product of the fertile imagination of a Professor E. J. Christie of Marion, Ohio, this gyroscopic unicycle was supposedly capable of speeds of up to 400 miles per hour, although at the time of an article from the April, 1923 issue of Popular Science, it had yet to be tested. To be fair, theContinue reading “1923 Christie Monowheel, the Mother of All Monowheels”