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Single Issue Magazine. Condizione: Good. First Edition. 32 pages. Features: Front cover Thompson Valves ad salutes Northwest Airways; Racon Electric Co. photo ad inside front cover says their Racon 9 unit airplane horn was used to direct landing of the "Akron"; Highlights at Paris; Balanced Elevators; Metal Monocoque Construction; Inspection gauges Used on Radial Engine Crankcases; Servicing the Autogiro; New Planes and Engines - the Hornet Tic, the Heinkel Sportplane; Review of Foreign Press; Airports and Transportation Engineering; Airplane Reception of Television from Ground Station; Edo Automatic Water Rudders; Electric Welding in Aircraft Construction; The History of the Scintilla Magneto; Books; News of the Industry; nostalgic ads; One-page photo portrait of "The Sky Chief", Frank Hawks' new Northrop monoplane; and more. Unmarked with average wear. A sound vintage copy.; 4to - over 9¾" - 12" tall; Aviation Engineering (Magazine), January (Jan.) 1933 - Servicing the Autogiro / History of the Scintilla Magneto Thompson Valves ad salutes Northwest Airways; Racon Electric Co. photo ad inside front cover says their Racon 9 unit airplane horn was used t.