Favorite this☆ Engines ready for testing room, Gray Motor Corporation factory Description: View of car engines ready for testing room at the Gray Motor Corporation factory. Typed on back: "Completed motors ready for testing room." Details Resource ID: na034527 Subject: Automobiles--Motors--Testing Automobile factories--Michigan--Detroit Gray Motor Corporation Photographic prints Format: 1 photographic print mounted on fabric ; 4.75 x 6.75 in. Member of: National Automotive History Collection Filing Location: Factories--Gray Motor Car Co. Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.
