The book 'Portable Flame Thrower M2-2' authored by the United States War Department provides a comprehensive look into the development and usage of the portable flame thrower during wartime. Written in a concise and informative style, the book delves into the technical specifications of the weapon, its effectiveness on the battlefield, and the tactical strategies employed by soldiers. This literary work is a crucial historical document that sheds light on the role of flame throwers in military operations and their impact on warfare. The detailed descriptions and accounts make this book a valuable resource for military historians and enthusiasts alike. The author's insightful analysis adds depth to the understanding of the weapon and its significance in combat situations. The meticulous research and attention to detail displayed in the book demonstrate the author's dedication to documenting the history of military technology. I highly recommend 'Portable Flame Thrower M2-2' to readers interested in military history, weapon development, and the evolution of warfare tactics.