Visions of a Flying Machine : The Wright Brothers and the Process of Invention (Smithsonian History of Aviation Series) Availability: 1 in stock SKU: 013048 £11.60 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend xviii, 264pp. Grey cloth-covered boards, gilt titles on spine. Bumped spine heel. Text block edges just starting to fox. Internally neat, clean, bright and tight. Dust jacket has very light shelf wear, chipping to edges, mirrors book damage, not price clipped. 8vo. Explores the inventive methodology that led to the Wright brothers' momentous flight at Kitty Hawk in 1903.