Monthly publication of worldwide and North American airline flight schedules, also called "timetables," showing flight times, fares, cities served and equipment (aircraft types). Also found in this publication are airline route maps, print advertisements and the names of airline executives. Beginning in 1956, the OAG was published each month as two volumes: a North America Edition and a World-Wide Edition.
Earlier titles: The Official Aviation Guide of the Airways (1929-1948), Universal Airline Schedules (1943-1944), American Aviation Traffic Guide (1944-1948).
On March 4, 1948, American Aviation Associates purchased The Official Aviation Guide of the Airways, the oldest airline guide