Published in the Airways Section, Office of the Chief of Air Service, Jan. 1, 1923-July 19, 1926; in the Airways Section, Office of the Chief of Air Corps, Nov. 1-Dec. 1, 1926; by the Information Division, Aeronautics Branch, Dept. of Commerce, Dec. 6, 1926.
Called "State series" beginning with no. 13.
Superseded by the Airway bulletin issued by the Dept. of Commerce, Aeronautics Branch.