Riding a bicycle in a parade was an item of that time. Not sure if these are Schwinn bicycles. The following web search info on Schwinn: In 1895, Ignaz Schwinn and partner Adolph Arnold formed the Arnold, Schwinn & Company to build bicycles. In 1933 Schwinn introduced the balloon tire. Two years later, it became the standard of the industry. In 1946 Schwinn introduces built-in kickstands. In 1949, the famous Schwinn Black Phantom is introduced.