(Air Force Dept AFM 88-4, chap. 2. Change 6.) [Formerly designated Corps of Engineers manual 1110-345-131.5. Issued in looseleaf form.]
Notes:
(Air Force Dept AFM 88-4, chap. 2. Change 6.) [Formerly designated Corps of Engineers manual 1110-345-131.5. Issued in looseleaf form.] ‡ Official Use. Not Available.