Favorite this☆ Superior Steel Treating Company factory Description: View of the Superior Steel Treating Co. factory. Automobiles parked in lot. Handwritten on back: "Factories--Superior Steel Treating Co." Details Resource ID: na041055 Subject: Factories--Michigan--Detroit Steel industry and trade--Michigan--Detroit Photographic prints Date Issued: Unknown year Format: 1 photographic print ; 7.75 x 10 in. Member of: National Automotive History Collection Filing Location: Factories--Superior Steel Treating Co. Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.
