346 



PUNT-GUN 



C THE \LOOP, which should be forged with, and 

 made as a part of, the barrel ; or, at all events, welded 

 on, so that no recoil could tear off, or loosen it, be- 

 cause if merely soldered on / would never answer 

 for its safety. 



Length altogether, ] inches. (If longer, and there- 

 fore able to admit a longer spring, I should say all tJu 

 better.} 



c. A little wedge of elm, or walnut- wood, whicli 

 is pushed into the mortise, c, in order to ease the 

 jar that is occasioned by the slider, G, coming ir 

 contact with the hinder part of the loop, on re 

 action taking place. 



This piece of wood must, of course, be replacec 

 with a fresh one, when nearly worn level with th< 

 iron. 



D. THE SPIRAL SPRING, which is closed by th 



