The American Motor Sleigh was a
snowmobile made by the American Motor Sleigh Co. in 1905. It was designed for travel on snow, with a
single-cylinder engine which drove a pronged
wheel, with runners in place of conventional wheels.[1]
G. Marshall Naul, "American Motor Sleigh", in
G.N. Georgano, ed., The Complete Encyclopedia of Motorcars 1885-1968 (New York: E.P. Dutton and Co., 1974), pp. 42.