Canadian Company Factory Codes Needed

[EODGUY]

I am trying to find the factory codes for the following Canadian Companies.

1. British Forgings Ltd, Toronto, Ontario: 8-inch gun and howitzer HE and gas shell bodies,
2. Campbell Howard Machine Company, Quebec: 4.7-inch gun HE shell bodies.
3. Canada Forge Company, Welland, Ontario: 75mm field gun shrapnel shell bodies.
4. Canada Iron Foundry Company, Montreal, Quebec: 155mm howitzer HE shell bodies;
5. Canadian Metal Company, Toronto: 75mm gas and HE shell bodies.
6. Caron Brothers, Montreal, Quebec: 155mm howitzer HE shell bodies.
7. Dominion Foundries & Company, Hamilton, Ontario: 8-inch gun and howitzer HE and gas shell bodies.
8. Fairfax Forge Company, Montreal, Quebec: 155mm howitzer HE shell bodies.
9. Fisher Motor Company, Orilla, Ontario: 9.2-inch howitzer HE shell bodies
10. Goldie & McCullough, Galt, Ontario: 75mm gas and HE shell bodies.
11. G.W. McFarland Engineering Company, Paris, Ontario: 75mm gas and HE shell bodies.
12. J. Bertram and Company, Dundas, Ontario: 75mm gas and HE shell bodies.
I also have a listing for a John Bartram Sons, Dundas, Ontario. Which one is correct?
13. John Inglis Company, Toronto, Ontario: 3-inch AA HE shell bodies.
14. Lachine Manufacturing Company, Lachine, Quebec: 75mm gas and HE shell bodies.
15. Lymburner Company, Montreal, Quebec: 75mm gas and HE shell bodies.