The Detroit Marine Historian Journal of Marine Historical Society of Detroit Volume 22, No. Vf 1Vv August, 1969 CANADA STEAMSHIP LINES QUETICO (Can. 313939) Photo by Curt Haseltine In her new role as a self-unloader, Canada Steamship Lines' QUETICO is shown downbound in the Detroit River off Detroit Processing Term- inal following conversion at Port Arthur. As a CSL straight decker, she was the WHITEFISH BAY, built in 1961 by Davie Shipbuilding, Ltd. at Lauzon, Quebec, to maximum dimensions of 730' (OA) x 75' x 39'2". \ ‘The conversion gave her a 250-foot boom. In a similar conversion, the CSL straight decker THUNDER BAY became the self-unloader STADA- CONA, also with a 250-foot boome