136 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1948 
UniTep Arm LINES, Chicago, Ill.: A 72-inch-span scale model of the Douglas DC-6 
transport, and photos illustrating the transcontinental record set by this plane 
earrying passengers and crew, March 29, 1947, together with the National 
Aeronautical Association’s homologation of that flight (179416); (through 
Bernard Koynat) 2 sets of double aircraft seats from a DC-4 Mainliner 230 
(179602). 
WauGH, JoHN D. (See under Koppers Co.) 
Respectfully submitted. 
Cart W. Mirman, 
Assistant to the Secretary for the National Air Museum. 
Dr. A. WETmoRzE, 
Secretary, Smithsonian Institution. 
