52 NAMES OF THE PRINCIPAL PARTS OF A GUN. 



LOOPS. Eyes to barrel, which receive the bolts that fasten it 



into stock. 



MAINSPRING. That by which tumbler is worked with cock. 

 NIPPLE (or Pivot). Protuberance on which strikes the cock of 



a detonating gun. 

 PIPKS. Bands to receive ramrod. 

 RIB. Piece, or strip, on which slides the ramrod. 

 SCROLL- GUARD. An extra bow, continued from the guard, to 



steady the hand. 

 SCEAR. Part which catches the tumbler for half or whole cock, 



and which, being pushed up by trigger, lets off the gun. 

 SCEAR-SPRING. The spring, which presses the scear against, 



and holds it in, the notches of tumbler, for either the half or 



whole cock. 



SIDE-NAIL. Screw, which fastens on the locks. 

 SIGHT. Little bit of gold or silver, to bring up to the object, 



when taking a deliberate aim. 



SPRING-CRAMP. A small instrument for dissecting locks. 

 TAIL. The arch, shoulder, or neck of a hammer. 

 TOP-PIECE. Groove, or elevation, along which is directed the 



line' of aim. 



TRIGGER-PLATE. Plate in which the triggers work. 

 TRIGGER-SPRINGS. Small springs, to keep triggers constantly 



pressing close to scear. (Invented and always used by Mr. 



Joseph Man ton). 

 TUMBLER. The moveable centre-piece of a lock, which falls 



with, and is subservient to the cock. 



TUMBLER-SCREW. The little screw which fastens on the cock. 

 VENT-HOLE. A small hole at the side of the breeching, in a de- 



tonater, to let out the gas, and lessen the recoil. 

 WORM. Screw, at the end of ramrod, for drawing out the 



wadding. 



*** When you find a lock rub, or bind, be sure and see that 

 it does not do so in consequence of some little screw or other 

 having worked loose, before you attempt easing the part of the 

 stock where the friction takes place. 



