Cover title.
In accordance with provisions of AAF Regulation 62-15, all AAF communications officers and radio operator-mechanics in the United States will certify that they have read all instructions contained in the Radio operators' information file…
Revised 1 May, 1945.
AAF Manual No. 50-12.
"Published for Headquarters, AAF, Office of Assistant Chief of Air Staff, Training by Headquarters, AAF, Office of Flying Safety" according to title page.