US Army Air Force Pilot A-14 Oxygen Mask WWII

A-14 US Army Air Force regulation flying oxygen mask. Size MEDIUM. Dated 01/45. Made by OHIO CHEMICAL Co. Complete with storage box, instructions and accessories. New old stock, pliable with strong rubber fastening harness. Also included the originally fitted ANB-M-C1 microphone.  Standardized on July 1943 this mask was issued to Army Air Force, Navy and USMC pilots during WWII. Helmet and display bust aren't included.