A-14 US Army Air Force regulation pilot and aircrew flying oxygen mask. Size LARGE. Made by OHIO CHEMICAL Co. Stamped US ARMY AIR FORCE, dated 10/44. Complete with ANB-M-C1 microphone, cable and PL-291 jack. Excellent condition, rubber is pliable and harness is in perfect condition without any cracks. Flying helmet and goggles aren't included.