Marten Kingma, 1890s. Biker and figure-head
In the 1890s professional biker Marten Kingma acted as a brand of Burgers. He combined this role with that of head of the Amsterdam branch of Burgers.
Martin Kingma, nickname 'De stoere' (the stout one). Skater, and bicycler. 2nd at the National Championship 1897.