This collection is a subgroup (Board) of the Montana Department of Transportation records, RS 492. Please see the primary finding aid for more Montana Department of Transportation records.

Records include the director's outgoing correspondence (1946-1961) and general correspondence (1945-1964); general correspondence with Commission members, the Congressional delegation, and others; financial records consisting of registration books for pilots and planes (1947-1961); yearly budgets (1945-1950); minutes (1945-1966); monthly and annual reports to the governor (1946-1967); a subject file (1946-1967) on accidents, legislation, organizations, search and rescue operations, violations of regulations, and other matters. There is a subgroup for the Montana Aviation History Project, consisting primarily of biographical sketches of pioneer pilots.