Rare! 1968 USN USMC Pilot’s MS22001 Oxygen Mask With Mike & Butteryfly Clips Feb 10, 2018 rare This is a rare Vietnam War vintage 1968 USN & USMC pilot and crew oxygen mask Type MS22001 with microphone and the rare butterfly clips. It has a date of 1968 on the mask. It is a size medium. Th...
