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Article about Norton Big Four 633cc: http://motos-of-war.ru/en/motorcycles/norton-big-four-633/
In the fall of 1909, Norton Motors Ltd. presented one of its most successful, long-term models called Model 1 (it was also known as Big Four 633). This motorcycle was mostly intended for hauling the sidecar. Model 1 was the first motorcycle made by Norton Motors Ltd. From 1907 to 1954, the Big Four 633 was manufactured in many modifications.
Showman: Vyacheslav Sheyanov.
Cameraman and director: Aleksey Hlebcov.