All seafarers, by the nature of their profession, have the need to master the art of tying knots, which are used in everyday work on board a ship, to facilitate maneuvers with sails, rescue operations and rigging cargo. The knot manual was developed under the protectorate of the Peruvian Navy.
Knots have been and are an important addition to every person's daily life, from ancient times to the present; Therefore, it is not surprising that even today, despite great technological advances, many situations depend on the knowledge of the nodes created by our ancestors.