The Nelvana of the Northern Lights 1945 one-shot is perhaps technically more like the Superman #1 of the Canadian Golden Age, but 15x more rare, and as if Action Comics #1 didn't feature a ...

Including this Nelvana story by Adrian Dingle, Triumph Comics #21 has some big-time Golden Age creative energy with features like Speed Savage by Ted Steele and Captain Wonder by Ross Saakal.