Dale's Wheels Through Time - Pre-war Knuck - By 1939, Harley-Davidson was in its fourth year of producing the powerful 61c.i. OHV Model EL - the "Knucklehead". Dale built this machine from
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Harley-Davidson WL 1939. The picture is painted in the Museum-workshop of "Shestakov-Restoration", 2016, 90×77 cm by Bychkov Leonidovich Alexey: History, Analysis & Facts | Arthive
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