A Seaman's Guide to Basic Chartwork
Skene, R. Kenyon, K. Eliott.
A basic textbook teaching the practice of position plotting on a chart, using parallel rulers and dividers. Officially approved for use by the Royal Navy, you need BA 5050 to follow the exercises in the book. Arranged as a progressive learning programme, with questions and answers at every stage.
B/w line drawings. PB. 297pp. Tracings pack included