This is one of the 20mm Cannon Shells fired by Mosquito II DD612, flown by my father (Group Captain R G Slade) on the night of 22-8-1942. My father and his navigator shot down a Dornier 217 E-4 U5 ...
The 3D-printed insert allows to address a design issue of the machinery used to handle 20 mm munitions for the M61 Vulcan Gatling gun, demonstrating the increasing use of additive manufacturing in ...