View of the machine shop at the Duesenberg Motor Company factory, showing an Ingersoll milling machine in foreground. "No smoking" sign is displayed in room. Label on front: "General view of machine shop with Ingersoll miller in foreground fitted with fixtures for joint milling Bugatti upper and lower crankcase and gear cover." Embossed on front: "M. Rosenfeld, N.Y." Handwritten on back: "Factories--Duesenberg."
