ROPE. MAKING. 



Table XX. 



Shewing the Number of Threads to work per Hook for four-ftrand hawfer-laid white 

 Cord-age, without Hearts, from 2 to 12 Inches in Circumference, of the Sizes of Yan> 

 as undermentioned. 



N. B. Tiie weight of the above ropes may be found by 

 confulting Table XVII. for threc-ftrand hawfer-laid white 

 cordage ; the number of threads in each rope of a fize being 

 of an equal number, as near as poffible. 



Conlnge made by Centra ft far the Ufe of His Majefty's 

 Navy. — The und'- j r-mentioned (hews the number of threads 

 to work per hook ; the loweit weight, allowance in weight, 

 bandage, and higheft weight ; the cordage is to be received 

 and allowed for by the receiving officers of his majefty's re- 



Table XXI. Cablets. 



fpeitive dock-yards, under the honourable commifiioners oi 

 his majefty's navy, to rope-makers who have made cordage 

 (upon the ufual principle) by contradt, in coils, hawfers, 

 cablets, and cables, with the length of yarn to be warped 

 for the fame, and length of cordage when made, as ordered 

 by the honourable navy-board. 



N. B. The higheft weight a hawl of yarn for each fort 

 of cordage fhould weigh (and by no means more,) is here 

 noted. 



Table XXII. Cables. 



It is to be obferved, that the above fizes in Tab. XX., 

 viz. 2 to 9I inches, arc termed, in the navy contracts, ca- 

 blets, the varn for which fhould be warped 200 fathoms 

 long, and the cablets, when complete, to be 120 fathoms. 

 A hawl of yarn containing 336 threads, fhould weigh from 

 i6cwt. o qr. 8 lb. to l6cwt. I qr. 251b., and no more, 

 allowing one-lixth part of fuch weight for tar, which is 

 the allowance made by the honourable navy.board, and no 

 more. 



3 



Cablets from 4 to 9^ inches will not be reje&ed, if they 

 are half an inch in girt above the dimenfions ordered. 



The yarn for the above cables (Tab. XXII.) are warped 

 1 66 fms. 4 ft. long, and the cables, when complete, to be 

 IOO fathoms long. A hawl of yarn containing 336 threads, 

 166 fms. 4 ft. long, fhould weigh from 13 cvt. 2 qr. 61b. 

 to i3cwt. 3 qr. 1 61b., and no more, tarred with the fame 

 proportion of tar as the yarn for the cablets before-men- 

 tioned. 



Cables 



