This book investigates the critical role and daring operations of midget submarines and human torpedoes during World War II. Ingo Bauernfeind's work delves into the specialized naval warfare conducted by small, crewed submersible craft, detailing their use in pivotal raids such as the Japanese attack on Pearl Harbor, the British assault on the Tirpitz, and Italian and German operations against Allied shipping and vessels. The book examines all classes of these unique vessels, drawing on firsthand accounts and extensive historical research. It also covers the significant efforts in recovering wrecks of these submarines and the meticulous restoration and operation of a German Biber midget submarine.

The book is presented as a comprehensive historical account, focusing on the technical aspects and operational details of midget submarines during World War II. The inclusion of firsthand accounts, recovery efforts, and restoration projects suggests a detailed and engaging narrative for enthusiasts of naval history and military technology. The author's approach, combining historical analysis with visual documentation, aims to provide a thorough exploration of these specialized craft and their impact on the war.