The U.S. Air Service in World War I.
$225 · Offered by Rare Aviation Books
Washington, D.C. Published by the Office of Air Force History with the Albert F. Simpson Historical Research Center, 1978. Four volumes, quarto, original cloth, illustrated throughout. A fine set. Comprising four: Vol. 1 Final report and a tactical history; Vol. 2 Early concepts of military aviation; Vol. 3 The battle..... More
Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.