Book "North coast of Ireland and West coast of Scotland"

North Coast of Ireland and West Coast of Scotland provides an essential and detailed guide to the complex maritime passages of these rugged shorelines.
 
This volume focuses upon the intricate behaviour of tidal streams, utilizing a sophisticated system of graded arrows to convey both direction and velocity. By varying the weight and length of these indicators, the text offers mariners a precise visual representation of the approximate rate of water movement, ensuring a clearer understanding of the local nautical conditions.
 
It remains an invaluable resource for sailors and historians interested in the technical precision of maritime navigation and coastal geography.