An Interview with Rolando G. Alcantara, Typographic Innovator
How to tie a Surgeons Knot
How to tie the Yucatan Knot, used in tying fishing lines together,
Fly fishing tube knot.:
UV Knot Sense - angling magazine article
蝶結び This might make an interesting closure used with buttons or twisted knots.
5/7 Blood Knot--5 turns with the lighter material and 7 with the heavier material. Lubricate the knot before pulling tight