* [[D. Wexler & Sons (metal supplier)|D. Wexler & Sons]] — A36 steel. A small supply shop, very friendly, will answer your questions. Location: 47th St, Chicago | * [[D. Wexler & Sons (metal supplier)|D. Wexler & Sons]] — A36 steel. A small supply shop, very friendly, will answer your questions. Location: 47th St, Chicago |