Cover title. "History of the Sixth Detroit Detachment, Air Service, Aircraft Production."--P. 3. "The publication of this souvenir of our days together was decided upon ... January 9th, 1919."--P. 5. Includes the poem "The Sixth Detachment" by Edgar A. Guest (p. [13]). "Percy G. Wright, photographer ... Burkhardt Company, binders ... Franklin Press, printers ... Parkinson Company, engravers"--P. [64]. Illustrated with sepiatone photographic portraits of enlisted personnel arranged alphabetically with names, enlistment dates, camps passed through, and home addresses on facing pages. Pictorial suede binding; cover is blind-stamped with the title, an ill. of a biplane among clouds, and the World War I U.S. Air Service insignia.