Original U.S. Cold War Named USAF Helmet Flying Type P-4B with Oxygen Mask and Bag - Dated 1959 - Maj. L.V. Roberts 21st Century The left rear plate is

The left rear plate is simply marked 6x30

The interior is marked in multiple places with CPL R

continuous running movements were required to have not less than 15 jewels and the non-continuous movements were required to have not less than 9 jewels

with the same type on the fore grip

which have lost most of the paint

Original U.S. Cold War Named USAF Helmet Flying Type P-4B with Oxygen Mask and Bag - Dated 1959 - Maj. L.V. Roberts 21st Century The left rear plate isOriginal Items: Only One Available. This is an excellent condition complete 1959 dated U. S. Air Force size large Type P 4B flying helmet that comes totally complete with internal cloth liner, ear phones, type MBU 3P high altitude oxygen mask, tinted visor, and carrying bag. The helmet is named to Major L. V. Roberts, USAF. The helmet features original white paint and a U. S. Air Force enamel badge. All parts are in excellent condition. This is an