Favorite this☆ Mack buses, Gray Line Sightseeing Tours Description: View of Mack buses for the Gray Line Sightseeing Tours. Stamped on back: "Jul 59." Handwritten on back: "Mack, C-47." Details Resource ID: na048842 Subject: Buses Mack Trucks, Inc. Gray Line (Firm) Photographic prints Date Issued: 1959-07 Format: 1 photographic print ; 4 x 5 in. Member of: National Automotive History Collection Filing Location: MS121/VanDegrift, Thomas, 12:11 Rights: Physical rights are retained by DPL. Copyright is retained in accordance with U.S. copyright laws.
