History of knotting History of knotting Knots and knotting have been used and studied throughout history. For example, Chinese knotting is a decorative handicraft art that began as a form of Chinese folk art in the Tang and Song Dynasty (960-1279 AD) in China, later popularized in the Ming. Knot theory is the recent mathematical study of unknots. Knots of ancient origin include the bottle sling, bowline, cat's paw, clove hitch, cow hitch, double fisherman's knot, eskimo bowline, figure-eight knot, fisherman's knot, half hitch, kalmyk loop, one-sided overhand bend, overhand knot, overhand loop, reef knot, running bowline, single hitch, thief knot, Turk's head
A Time to Every Purpose Under Heaven A Time to Every Purpose Under Heaven A Time to Every Purpose Under Heaven () is a 2004 novel by the Norwegian writer Karl Ove Knausgård. It is known as A Time for Everything in the United States. Its narrator is a man who has decided to write a book about the history of angels; his main source is a 16th-century treatise on angels by an Italian theologian, who encountered a pair of angels when he was young. The novel's Norwegian and British titles are a quotation from "Ecclesiastes". Salley Vickers reviewed the book for "The Guardian", and wrote that