The 13th edition of this bestselling book is proof of the success of Mary Blewitt's concise and clear style in explaining a particularly difficult skill, and it has been the bible for many generations of ocean navigators.
The required knowledge of the rule of the road at sea can only be acquired by careful study and observation and this book has been prepared to provide a means to this end.
The contents of this book are based on experience gained whilst teaching the subject in the Department of Maritime Studies in the University of Wales Institute of Science and Technology.