There are chapters in this book which have nothing to do with U-boat hunting, but have much to do with the navy. Such are the two opening chapters and the three closing chapters. The motive of four of those chapters will probably be obvious; the chapter on the workings of a submarine is included in the hope of interesting our young fellows in that type of craft. Notice: This Book is published by Historical Books Limited (www.publicdomain.org.uk) as a Public Domain Book, if you have any inquiries, requests or need any help you can just send an email to publications@publicdomain.org.uk This...