[95J FISHERIES OF THE UNITED STATES. 739 



Bound-block. 



Wooden shell, single galvanized-iron sheave, no hook or eye, strap 

 score. Used for jib-sheets on small craft. Made by Walter 

 Coleman & Sons. 25,812. 



Jib-sheet block. 



Made of galvanized-iron. Peculiar to Gloucester and Boston fish- 

 ing vessels. Sizes 1 and 2. The first size is used on small 

 vessels and the second size on large vessels. Middletown, 

 Conn. 29,460. Wilcox, Crittenden & Co. 



OUTRIGGHER-BLOCK. 



Iron, one sheave, swivel-hook. Total length, 9£ inches. Glouces- 

 ter, Mass., 1883. 54,698. Capt. George Merchant, jr. At- 

 tached to mackerel-pocket outrigger, or boat-boom on mackerel 

 schooner. 



Snatch-block for purse-seines. 



Made of galvanized iron. Used on seine-boats for pursing mack- 

 erel and menhaden seines. Gift of Higgins & Gifford. 25,179. 



Seine-block. 



Made of galvanized iron. In general use along the New England 

 coast for pursing the mackerel seine. Varies slightly from the 

 Higgins & Gifford or Cape Ann pattern, and meets with about 

 the same favor. Middletown, Conn. 54,711. Wilcox, Crit- 

 tenden & Co. 



Seine-boat block. 



Made of galvanized iron. The first style of metallic seine-boat 

 block used at Gloucester, Mass. Middletown, Conn. 29,462. 

 Wilcox, Crittenden & Co. 



Heart block. 



Made of lignum-vitae wood. Used to secure the standing or fixed 

 rigging to the hull of the vessel. Made by Walter Coleman & 

 Sons. 25,804. 



Improved sheet-block with boom buffer combined. 



Has rubber cushions at its upper and lower ends, which are in- 

 tended to ease off the strain when the boom jibes over sud- 

 denly. Intended to hang on the boom. Exhibited by Bagnall 

 & Loud, Boston, Mass. 



Harcourt's patent improved inside iron-strapped block. 



This improvement consists in having a solid partition in a double 

 or triple block, and having four straps in a double and six in 

 a triple block, each strap being let into each side of every par- 

 tition. Exhibited by Bagnall & Loud, Boston, Mass. 



