Hardcover. Berlin, Eigenverlag des Verlassers, 1st, 1961, Book: Very Good, Dust Jacket: Very Good, 212 pages, many b&w photographs, light blue cloth covers with silver lettering on spine. Bright dust jacket with light edgewear.
Hardcover. New York , Aero Publishers, 1st, 1964, Book: Very Good, Dust Jacket: Good, 231 pages, many b&w photographs, green cloth covers with silver lettering on spine. Bright dust jacket with light edgewear, rubbing. Text in German, English, French.
Softcover. Richard H. LaPorte, 3rd printing, 1997, Book: Very Good, Dust Jacket: None, 219 pages. INSCRIBED by author on title page. Clean, tight copy.
New York , Robert M. McBride, 7th Revised Edition, 1918, Book: Very Good, Dust Jacket: None, 40 B&W plates, 89 B&W sketches and diagrams. Spine lettering faded, otherwise very good. Maintenance of WW 1 planes.
Hardcover. Washington DC, GPO, 1st, 1918, Book: Very Good, Dust Jacket: None, 38 pages of text, another 60 pages of b&w illustrations, photographs. Dark blue cloth with gilt design, lettering. Small number notation inside front cover otherwise clean.
Softcover. Pacifica, CA, Pacifica Press, reprint, 1994, Book: Very Good, Dust Jacket: None, 571 pages. Softcover with light edgewear to paper wrappers. Light warp to front wrapper, otherwise clean, unmarked copy.
Softcover. Osceola, WI, USA, Zenith Press, 1st, October 3, 1999, Book: Very Good, Dust Jacket: None, 96 pages, color photographs throughout. Minor wear to wrappers. Else very good.
Hardcover. New York, Macmillan Company, 1st, 1949, Book: Good, Dust Jacket: Good, 352 pages. Hardcover. Previous owners notation on front endpaper. Illustrated with black & white photographs and drawings. Faint damp odor. Dust jacket with wear along edges and spine - jacket now protected with clear plastic cover. Clean, unmarked text.
Columbus, Ohio, Rockcastel, 1st, 1921, Book: Good, Dust Jacket: None, 205 pages. Black & white photographs. Front and rear hinges cracked. Back of front cover soiled.
Hardcover. McLean VA, Link Press, 1st, 1985, Book: Very Good, Dust Jacket: Very Good, 115 pages, many b&w illustrations, INSCRIBED BY AUTHOR on title page. Light fading to spine otherwise very good.
Hardcover. Barnes & Noble, 1st, 2000, Book: Very Good, Dust Jacket: Very Good, 256 pages, illustrated throughout in color and b&w. Light shelf-wear to dust jacket. Else a clean, tight copy.
Hardcover. NY, Dutton, 3rd, 1938, Book: Very Good, Dust Jacket: None, Forward by Capt. Eddie Rickenbacker. Previous owner's signature date front end paper, otherwise
Hardcover. New York, Farrar & Rinehart, 1st, 1945, Book: Good, Dust Jacket: None, 82 pages, hardcover. Moderate rubbing, fading, and edgewear to boards. Heavy bumping to spine, light bumping to corners. Previous owner's inscription to front flyleaf. Book store sticker affixed to front flyleaf. Fading to prelim pages.
Hardcover. London, Norman W. Henley Publishing, 1st, 1918, Book: Very Good, Dust Jacket: None, 589 pages, 250 b&w illustrations. Red cloth covers with white decoration (faded on front), lettering faded on spine. Censored notice tipped in at title page. Clean, tight copy.