官方藏书 / History_-_British / Submarine Warfare of To-day / How the Submarine Menace Was Met and Vanquished, with Descriptions of the Inventions and Devices Used, Fast Boats, Mystery Ships, Nets, Aircraft, &c. &c., Also Describing the Selection and Training of the Enormous Personnel Used in This New Branch of the Navy
Submarine Warfare of To-day / How the Submarine Menace Was Met and Vanquished, with Descriptions of the Inventions and Devices Used, Fast Boats, Mystery Ships, Nets, Aircraft, &c. &c., Also Describing the Selection and Training of the Enormous Personnel Used in This New Branch of the Navy