Bomb, Practice, Mk 15, Mod 4, US Navy (Dummy/Inert) ME-109 and illustrates formation flying and

and illustrates formation flying and engaging enemy aircraft

it was fitted to the Lancaster

was made for a US Navy aircraft (marked BUAER

and night fighter P-61 Black Widow used this indicator

Measures approximately 5 inches square

Bomb, Practice, Mk 15, Mod 4, US Navy (Dummy/Inert) ME-109 and illustrates formation flying andThis 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