Book takes the reader through a comprehensive photographic journey of American aeronautical history beginning in the early 1900s. By the late 1920s worldwide civil aviation was moving from being a public curiosity to a practical means of transport and recreation. World War I was the catalyst for technological advancement. The Golden Age of Aviation saw continued progress leading to aircraft for World War II. The books take the reader through postwar aircraft progression on into the Jet Age. These fascinating books chart the years and decades using a sequence of carefully annotated photographs. Most have not been previously published. Books include factory photos, and provides for a most informative overview.