Warbirds pays special attention to the aircraft of America's Golden Age, 1919–1939, and the breakthrough technological developments of that era.

Warbirds offers more than 300 A–Z entries of the aircraft of America's Golden Age. Each entry includes a photograph of the warplane, service dates, manufacturer, records set, engineering and performance history, technical innovations, and even operational problems.

To help enthusiasts and researchers, the guide cites the very latest books and periodical literature in its two extensive bibliographies. It also lists aviation museums, airplane magazines, and sources of photographs.