I found this post on another site that supports these suggestions. One comment goes so far as to suggest they were used for one year only in Canada in 1940. https://www.jalopyjournal.com/forum/threads/40-ford-hubs-and-drums.1220572/
Thanks for your suggestions, mystery solved
Thanks for letting me join and welcome from Nanoose Bay on Vancouver Island in British Columbia Canada. I recently purchased a 1930 Model A 5 window coupe that had been converted to hydraulic brakes at some point in its life time. I was able to identify the front drums as 46 - 48 Ford, but have...