 In the late 1880s and throughout the 1890s Booth established a third company, the Ottawa, Arnprior and Parry Sound Railway (OA&PS) which received a charter to build northwest from Ottawa to the shores of Lake Huron at Depot Harbour, ON.All three lines met "end to end".The M&OJ met the OA&PS on Booth's sawmill property in Ottawa while the C&PL met the M&OJ in Coteau, using several hundred feet of trackage rights of the Grand Trunk Railway (GTR).