The four main compass points, north (n), south (s), east (e) and there are a total of 32 compass points, which are horizontal directions located on a compass card, according to the free dictionary. We even have navigational aid to assist us in the form of street names and house and building numbers as we travel further from home, we may use a map (or on-line services) to plot a course to a destination this simple form of navigation as known as pilotage our highway system has many aids to navigation in the form of signs to aid us a map is normally used to navigate on land and depicts surface features such as roads, cities, rivers and lakes.
He traveled the 7 seas by ship between 1403 and 1433 with the aid of a compass zheng he was not the first to travel by ship with a compass, he was only the first to record the use of a compass the use of a compass on ships became popular during the time period of 850-1050 ad.
When was the navigational compass invented how is a compass used as a navigational aid basically, triangulation you take a reading on a known landmark then you travel & keep track of how.
Many of these were pioneered by the english, whose large empire was kept together by naval power and who hence relied heavily upon navigational devices by the 13th century the compass needle had been mounted upon a pin standing on the bottom of the compass bowl.
Some sailboats and a good many powerboats have two helm stations, each with a compass only one of these can be the master compass, so you have to designate one on a sailboat, this would probably be the one you use when motoring.