Valley Automobile Company was organized in Warren, Ohio, by Newell O. Allyn, who had previously worked for Packard and for Winton. Allyn had worked for Packard in Warren before returning there to set up the company. In 1908 he designed a four-cylinder air-cooled rotary engine, a design he was said to be especially proud of. Like most rotary engines of the period, it had no flywheel, though it was fitted…