Aircraft in war and commerce /
Berry, William Hibbert.
Tennant, C. Dudley(Charles Dudley),1866-1952,illustrator.
Watson, Geoffrey,illustrator.
Montagu of Beaulieu, John Walter Edward Douglas-Scott-Montagu,Baron,1866-1929,writer of introduction.
Includes index.
Includes illustrations on inside covers.
At head of title: Per ardua ad astra.