Knots

thumb|upright=2| knots: thumb| on :de:Elbe 1 (Schiff, 1965)|Elbe 1 (ship, 1965)

thumb|Detail of a Portuguese crocheted tablecloth, about 1970 Crochet (; ) is a process of creating textiles by using a crochet hook to interlock loops of yarn, thread, or strands of other materials. The name is derived from the French term crochet, which means ''''hook'.''' Hooks can be made from different materials (aluminum, steel, metal, wood, bamboo, bone, etc.), sizes, and types (in-line, tapered, ergonomic, etc.). The key difference between crochet and knitting, beyond the implements used for their production, is that each stitch in crochet is completed before the next one, while knitti

thumb|259x259px|Quipu in the Cleveland Museum of Art in Cleveland, Ohio. Quipu ( ), also spelled khipu (, ; , ), are record-keeping devices fashioned from knotted cords. They were historically used by various cultures in the central Andes of South America, most prominently by the Inca Empire.

type of knot

1944 encyclopedia of knots by Clifford Warren Ashley

Wikimedia list article

right|thumb|A fairly complex box stitch is shown here. Beginning at the left, it begins with quadruple box for 5 stitches, and then splits into single barrel (top) and double barrel (bottom) thus incorporating a window. After 11 stitches, the two independent barrels rejoin for another 13 stitches until the end (right).

any of various embroidery stitches in which the yarn or thread is knotted around itself

thumb|right|Heraklas' sling XIII, the plinthios brokhos is produced in the same manner as a string figure. This example is formed in a doubled cord for better visibility. thumb|right|The diplous karkhesios brokhos or the modern bottle sling thumb|right|The epankylotos brokhos or the modern Tom fool's knot Heraklas () was a Greek physician of the 1st century AD whose descriptions of surgeons' knots and slings are preserved in book 48 of Oribasius' Medical Collections (Ἰατρικαὶ Συναγωγαί, Iatrikai Synagogai) under the title From Heraklas.

thumb|right|250px|Example of warazan at the Museum of Science, Tokyo University of Science thumb|right|250px|Instruction to use warazan to record the level of tax assessed, in the Yaeyama-jima Kuramoto Kujichō (1873 copy of the 1857 original); the fourth to sixth characters in the fifth line from the right read「わら算」(University of the Ryukyus Library) was a system of record-keeping using knotted straw at the time of the Ryūkyū Kingdom. In the Southern Ryukyuan languages of the Sakishima Islands it was known as barazan and on Okinawa Island as warazani or warazai. Formerly used in particular in

series of knots for shortening a cable

loop knot

thumb|right|The eye of a forestay secured with three round seizings