348 PUNT-GUN 



the ears of the swivel, the more severe the strain on the 

 neck, and on every thing else below it. 



/ Height, altogether 9^ inches. 



V Thickness of the ears in the thinnest part (where the pin 

 Size. / goes through), each one ^ an inch. 



j Diameter of the upper circle, neck, or collar, 2^ inches. 



f Diameter of the lower cylinder, or stem, 1^ inch. 

 Weight 7J pounds. 



The wooden block of the punt, or whatever the gun 

 is fired from, receives both the neck and the stem, so 

 that on this plan the lever, or strain, operates only as 

 far as the lower part of the ears. 



B. THE SWIVEL-PIN. 



Diameter of the cylindrical part, f of an inch. 

 Length (exclusive of the threads of the screw, and the head 

 and square shoulder) 3 inches. 



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, because 



