Bomb, Practice, Mk 15, Mod 4, US Navy (Dummy/Inert) ME-109 Measures approximately 5 inches square

Measures approximately 5 inches square

and illustrates formation flying and engaging enemy aircraft

The C-5 Gyro Horizon was used across all aircraft of the US Army Air Corps

and night fighter P-61 Black Widow used this indicator

was made for a US Navy aircraft (marked BUAER

Bomb, Practice, Mk 15, Mod 4, US Navy (Dummy/Inert) ME-109 Measures approximately 5 inches squareThis is a Cold War Vietnam War era Practice Bomb Mk 15 Mod 4 as used by the US Navy for aerial bombing training. It is inert, and would be filled with sand or water. A flash tube, which would extend throughout its transverse axis, would house a pyrotechnic signal and firing pin assembly to detonate upon impact to mark its landing relative to the target. The Mk 15 is made of welded sheet metal. The empty weight is ~17 lbs. When fileld with water (4. 55