Sir Hiram Maxim testing his invention, the machine gun. [4k, 60fps, colorized] (1897)

Sir Hiram Stevens Maxim (5 February 1840 – 24 November 1916) was an American inventor best known as the creator of the first automatic machine gun, the Maxim gun. Maxim held patents on numerous mechanical devices such as hair-curling irons, a mousetrap, and steam pumps. Maxim laid claim to inventing the lightbulb.