Book (Item) - (SP) Knights of the Air by Ezra Bowen ISBN 0-8094-3252-8; sketches of Albatross DII Fokker D-VII Hansa Brandenburg D1 Handley Page 0-400 Gotha G IV Caproni Ca45 Red Baron Fokker Dr I Sopwith F1 Camel SE5a DH4 BE2e Spad 13 Nieuport 17 Breguet 14B2