The safegard of saylers, or great rutter : Containing the courses, distances, sounds, flouds and ebbs, vvith the markes for the entring of sundrie harboroughs both of England, France, Spaine, Ireland, Flanders, and the sounds of Denmarke, with other necessarie rules of common nauigation. Translated out of Dutch into English, by Robert Norman, hydrographer. And newly corrected and augmented by E.W. 1612