Rokon MK1, 1962, was tested at Swamp Fox II at Panama from 13-8- to 10-11-1962. This off-road motorcycle belongs today to David Fillman. See p. 177 of the Swamp Fox II Report. https://fillmanmachining.com/wp-content/uploads/2019/12/Swamp-Fox-II-Final-Report-Volume-III.pdf, https://fillmanmachining.com/the-holy-grail/page/3/ |