CCM was known to use their standard serial number format on their contract manufactured frames, so we can pretty much rule them out as the source. It's possible that they used one of the Quebec based manufacturers for their bicycles but based on the serial number format, Sunshine appears to be the best candidate. They go back to at least 1933 and were still around as late as 1969.

Majestic appears to have been a Montreal based bicycle parts and accessories distributor. However, the camel back frame was primarily a North American trait and the source would almost certainly have been Canada or the USA, with Canada most likely due to the absence of duties and cheaper shipping. Lockheed F-104 Starfighter Lockheed C-130H Hercules E-2 Hawkeye Tupolev.

A lot of Canadian brands were built by foreign manufacturers. G2 Later Models The serial number is locatedby lifting back the seat cover on. During this era there were only a handful of Canadian manufacturers. The bicycle appears to be 1950s or 1960s. Private label brands contract manufactured by CCM usually state the location of the owner's head office, typically Toronto or Montreal. Weston is pretty much restricted to appearing on CCM owned brands. You'll find that about 80% of the Canadian brands have badges stating Montreal or Toronto, as those were the two major commerce centers. The location on the headbadge is almost certainly that of the head office, not necesarily where it was manufactured.

Hercules bikes serial numbers