ClipArt ETC
"Gun-lock. a, hammer or cock; b, tumbler; c, bridle; d, bridle-screw; e, sear; f, sear-screw; g, sear-spring; h, sear spring screw; i, main-spring; k, swivel; l, l, side-screws." -Whitney, 1911

Gun Lock

"Gun-lock. a, hammer or cock; b, tumbler; c, bridle; d, bridle-screw; e, sear; f, sear-screw; g, sear-spring;…