Century of Scootin'

Full scan of the July 1915 issue of Motorcycle Illustrated. It's mostly advertisements, but still a fascinating piece of motorcycling history. For example, there's an announcement that George M. Stadelman of Akron, Ohio had received a patent on his new invention: the enclosed air valve (with protective cap) for pneumatic tires. Apparently air valves used to be exposed to nature until ol' George said "Maybe we should put this thing in a tube or something..."

Piclick to read.