The revised edition of this comprehensive reference book - the product of years of detailed research by the leading expert in the field - provides the most extensive and reliable data on Axis submarine victories available in any one volume. Taken from a wide variety of sources, this is a unique and detailed compilation of German, Italian, Japanese, Romanian. Finnish and Vichy-French submarine successes and claims against Allied and Neutral ships in every theatre of the war at sea. Each entry gives the date of the attack; the nationality, name and commander of the attacking submarine; a map reference giving the precise location of the attack; and the type, tonnage, nationality and name of the ship sunk. Additional information, aimed at resolving controversial claims and clarifying hitherto inexact data, is also provided.