Cruising Routes of the World. It provides invaluable passage planning information for crossing the oceans, with discussions on climates, seasons, oceanography and the merits of different world cruising routes.

The heart of the book is an ocean by ocean round up, and at the beginning of each of these sections is a description of routes, followed by information on the countries relevant to the routes. Details of formalities and regulations are then followed by essential information on key harbours and landfalls.