Do be fooled by the title. The principles of navigation apply in the UK equally. This is the best selling navigation book ever and obviously with good reason. It covers everything and does it with professionalism and clarity. It is the sort of reference book that one carries onboard and refers to whenever a navigation question arises. The correct answer will be found here.
At navigation school one would pay thousands for this information which is truely practical and timeless and invaluable. Five stars.The American Practical NavigatorAround-The-World Sailing GuideOffshore Bible: Sailing DirectionsWeather School: Sailing Directions