München: Verlag von R. Oldenbourg, 1917.
Illustrated by Illustrated. Hardcover. Very Good- with no dust jacket. Item #BOOKS002151I
Cloth soil, a few corner creases, light tone. Solid hardcover. ; Noffsinger G31, World War I Aviation : a bibliography. WW1 German book, dedicated to author's instructor, Count von Zeppelin, explains the physics of gases & the control of airships. ; 161 pages.