'Above: A 1912 ad for the Barrie engine from The Canada Producer & Gas Engine Co. Ltd., Barrie, Ontario. According to C.H. Wendel in American Gasoline Engines Since 1872, 3, 4 and 5 HP engines such as the one seen in this ad filled the bill. “While all the quality features of larger models were retained, these were scaled down to specific requirements. The sideshaft design is evident, and an overflow type carburetor can be noted. Mounting the governor on the layshaft eliminated many extra parts, yet it was designed for extreme sensitivity,” Wendel writes. '