Seal Cove Auto Museum, Antique Autos and Motorcycles from the Brass Era, Mount Desert Island, Maine
1912 Fabrique National Motorcycle

FN made the first four-cylinder motorcycle engine in 1905. Shaft drive was an integral part of the frame. By 1908 it had a sprung front end in girder-forked style, and it became a successful model for others like Pierce to follow.