 The successor of the rule of marteloio was the "Regiment of the Leagues" ("regimento das léguas"), that was used by Portuguese navigators sailing in the Atlantic Ocean.Or, to use the term introduced by William Bourne (1571), the "Rule to Raise or Lay a Degree", also known as the "Table of Leagues" or the "Rule for Raising the Pole".It was first written down in the Portuguese navigation manual "Regimento do astrolabio e do quadrante" (published in Lisbon c. 1509, but written c. 1480) It was popularized by Martín Cortés de Albacar in his 1551 "Breve compendio la esfera y del arte de navegar".