Kenneth N. Walker : Airpower's Untempered Crusader By Byrd, Martha Books / Paperback Books ISBN: 1585660205 / Publisher: Air University Press, March 1997 Price Starting at $19.95 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. Collectible - Good Signed Signed Copy Collectible - Good. Inscribed by subject on title page. Book curled. $19.95 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 Kenneth N. Walker : Airpower's Untempered Crusader