1900’s Napoleon Diamond Frame Posted on March 6, 2005 by Dave Stromberger and viewed 9398 times Posted in Antique Bicycles Tagged Napoleon permalink Sold or possibly manufactured by the Jenkins Cycle Co, Chicago. Vintage bicycles and parts for sale on eBay! Similar bikes you might like: 1910 Sears Catalog Pages Sears & Robuck Co. pages from a 1910 store catalog...