First Edition 1933 - Excellent Condition, protective cover. One very light pencil mark with the date.
 
Captain Duncan William Grinnell-Milne MC, DFC (6 August 1896 – November 1973) was an English First World War pilot credited with six confirmed aerial victories, a prisoner of war who escaped from German captivity, a flying ace, and an author. Initially serving with the 7th Battalion, Royal Fusiliers, he was seconded to the Royal Flying Corps before joining the Royal Air Force.