HENDERSON DE LUXE FOUR Model K — circa 1920 This Henderson De Luxe Four is one of the earliest examples of the K series, built shortly after Ignaz Schwinn's acquisition of the Henderson Motorcycle Company in 1917. The engine block carries the matching numbers K1002 and K1003, each accompanied by a "W" stamp, placing it among the very first mach..

HARLEY-DAVIDSON FL "KNUCKLEHEAD" 1947 This 1947 Harley-Davidson FL, known as the "Knucklehead" for its distinctive rocker box covers, carries the matching frame and engine number. A documented chain of previous ownership in the United States exists for this machine. It was acquired in 1995 in Switzerland, and subsequently brought to Ger..