1. Airline traffic survey, Sept. 1948: v. 5, International section, Origination-destination airline traffic survey of revenue passengers, summary, international stations, Abilene, Tex., through Zurich, Switzerland, and station-to-station airline traffic survey of revenue traffic by classes, traffic on route between stations. Bookmark Corporate/Agency Authors: Civil Aeronautics Board and Commerce Dept. Publisher: Civil Aeronautics Board Date: [1949.] SuDoc number: C 21.202:Ai 7/5/v.5/948-2