316 FISHERIES OF THE UNITED STATES. [46] 



Brown's shoulder gun-iron — Continued. 



two other smaller barbs which are brazed to the former at the 

 extreme end. Barbs, steel ; head welded to shank. Shank, 

 forged wrought iron ; fluted on both sides for the reception of 

 the iron-strap which accompanies the harpoon when placed in 

 the gun ; rear extremity of the shaft terminates in a button or 

 boss ; two holes near the head of the shaft, and one hole in the 

 rear end, to which is made fast the iron-strap. Length, 37^ 

 inches. New Bedford, Massachusetts, 1882. 56216. Gift of 

 John McCullough. Seldom used at present. 



Shoulder gun-harpoon. 



Head consists of two barbs, forward extremity diamond pointed, 

 rear extremity forming a fluke, the whole acting upon the prin- 

 ciple of a toggle ; slotted and pivoted to shank; shank, double, 

 cast-iron. Length, 36 inches. Nantucket, Massachusetts, 1882. 

 56218. Gift of Joseph B. Macy. 



Brown's gun-harpoon. 



Used in connection with the shoulder-gun. Head, double-barbed, 

 fixed, diamond point ; two toggles, one on either side, pivoted to 

 rear portion of main head, and slotted to fold over the plates. 

 Shank, cast-iron, fluted on both sides; two holes in the head, 

 of shaft, and one hole near the butt into which is spliced the 

 iron-strap. Shank has been broken and brazed, as the quality 

 of iron would not permit welding. Length, 31f inches. New 

 London, Connecticut, 1882. 56219. Gift of Messrs. Lawrence 

 &Co. 



Smith's gun-harpoon. 



Head malleable iron, three cutting-edges ; flukes, malleable iron, 

 pivoted in slot in forward part of shank. Shank, double; 

 cast-iron. Wire loop for attaching the tow-line. Length, 25 J 

 inches. Provincetown, Massachusetts, 1882. 56220. U. S. 

 Fish Commission. Seldom used at present. 



The mason gun-harpoon. 



Cast-iron. Lance-like cutting point and two movable barbs. Shank, 

 grooved ; eye in butt for rope. Length, 22 inches. New Bed- 

 ford, Massachusetts, 1882. 56221. Gift of H. W. Mason. Ee- 

 cent invention. 



Kelly's gun-harpoon. 



Head, common toggle, malleable cast-iron, mortised ; shank, wrought- 

 iron, with collar at butt; adjustable slide, with rigid eyes in 

 which loops, or beckets, made of rope are fastened; spiral 

 cushion-spring to neutralize the shock of sudden stoppage ; 

 button wanting. Length, 26£ inches. New Bedford, Massa- 



