Per Ardua: The Rise of British Air Power 1911-1939 (Literature and History of Aviation) By Saunders, Hillary S. Books / Hardcover Books › History › General ISBN: 0405037813 / Publisher: Ayer Co Pub, December 1971 Price Starting at $12.99 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Acceptable Acceptable condition. No Dust Jacket Former Library book. $12.99 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for Per Ardua: The Rise of British Air Power 1911-1939 (Literature and History of Aviation)