Favorite this☆ Air conditioning unit, Packard automobile Description: Close-up view of air conditioning unit in Packard car. Typed on back: "Packard accessories-Air conditioning-Pre W.W. II, air conditioned car." Stamped on back: "March 19, 1940." Details Resource ID: na020029 Subject: Packard automobile--Air conditioning Photographic prints Date Issued: 1940-03-19 Format: 1 photographic print ; 8 x 10 in. Member of: National Automotive History Collection Packard Collection Negative Number: 18372-A Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.