Barclay, Curle & Co., Glasgow, Scotland
Beauchemin and Co., Sorel, Quebec
Bertram Engine Works, Toronto, Ontario
Bethlehem Shipbuilding Co., Elizabeth, New Jersey
Bethlehem Steel Corp., Sparrows Point, Maryland
Brush's Eagle Foundry, Montreal, Quebec
Bryce, Bloecker & Co., Grand Haven, Michigan
Buffalo Iron Works
Busch-Sulzer