The book describes the history of the development of the Lockheed SR-71 Blackbird aircraft, which was developed by Lockheed Skunk Works during the Cold War era. The aircraft was designed to be a high-altitude reconnaissance platform capable of speeds over Mach 3, and it was operated by the US Air Force from 1964 until its retirement in 1998. The book provides a detailed account of the development, testing, and operational history of the aircraft, including its design, performance, and the challenges faced by the pilots who flew it. The plot of the book 'SR71 Blackbird in Action Squadron Signal 1055' revolves around the development and evolution of the Lockheed SR-71 Blackbird aircraft, a cutting-edge spy plane that played a critical role in the Cold War era. The story begins with the early days of the project, when Lockheed Skunk Works was tasked with developing a high-altitude reconnaissance platform capable of speeds over Mach 3. The book delves into the technological innovations that were required to achieve such speeds, including the use of titanium and other exotic materials, as well as the development of advanced avionics and propulsion systems.

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