Original U.S. Signals, Underwater Sound (SUS) MK 57 Dummy “Practice Depth Charge” - Inert Royal Air Force This is one of the
Yard notes & kiln story
Description
Original U.S. Signals, Underwater Sound (SUS) MK 57 Dummy “Practice Depth Charge” Inert Royal Air Force This is one of the This is one of the best condition Type C Royal Air Force flight helmets we've ever encountered The secret of the DP was the simple locking device