(18). A Double Blackwall Hitch is made by taking the bight of the rope and placing it across the neck of the strop of the block, crossing it behind, then placing the under part over the hook and crossing the upper part on top of it (Fig. 38). It holds better than either of the two preceding hitches.
KNOTS, Etc., MADE ON THE BIGHT OF A ROPE,
THAT IS, WITHOUT UTILISING THE ENDS.
(1). A Bowline on the Bight—Using both parts of the rope together, commence as in making an ordinary bowline (Fig. 39). To finish off, open out bight c, and taking it in the direction indicated by the dotted line, pass the whole knot through it and haul taut, when it will appear as in Fig. 40.