Page 118 - Patrick Moreau, Jean-Benoit Heron Marine Knots How to Tie 40 Essential Knots
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2 - The construction of the square knot remains intact.
3 - With some materials, like leather, especially if it is new and, more particularly, if it has a square
section, add a twist using one of the two bights to increase the holding capacity.
Tied this way, it is truly like a vice.
