The History of the Airship (Non-Rigid): An Exploration of One of America's Lesser-Known Defense Devices is written by Hugh Allen. This work examines in detail the history of the development of airships of the non-rigid type as an important means of defense. The author talks in detail about the technical features of these aircraft, their use in the army and military strategy. The book "The History of the Airship (Non-Rigid)" reveals interesting facts about the role of this type of transport in the history of military conflicts and its influence on the defense sphere of America. With the help of this book, readers will be able to better understand the history of airships and their importance in defense.