Montigny mitrailleuse
The Montigny mitrailleuse was an early type of crank-operated machine-gun developed by the Belgian gun works of Joseph Montigny between 1859 and 1870. It was an improved version of the "Mitrailleuse", () invented by Belgian Captain Fafschamps in 1851 which was a fixed 50-barrelled volley gun.
Andrew McNaughton
While there he helped make advances in the science of artillery, and was wounded twice. The need to accurately pinpoint artillery targets, both stationary and moving, led to his invention of a target detection technique using an oscilloscope which was the forerunner of "radar". He sold the rights to that invention to the Government of Canada for only $10.