1920 Article Airplane Engine Screw Propelled Car Propelled German SI1

Car Propelled By Air Screw This is an original 1920 one-page article (one single-sided page) on how German engineers have invented a new use for their surplus of airplane engines by propelling railway cars via air screws. CONDITIONThis 91+ year old Item is rated Near Mint / Very Fine+. Light aging throughout. No natural defects. No tears. No water damage. Product Type: Original Print Article; Black / White Grade: Near Mint / Very Fine+ Dimensions: Approximately 7.5 x 4.5 inches; 19 x 11 cm Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation) Keywords specific to this image: Train Travel, Locomotive Engineering, Coal Shortages, Natural Resource Shortages, Raw Material Shortages, Propellers, Airplane Parts, Alternative Transportation, Liberty Motor, Railroad, Vaterland, Wind Power, Alternative Energy EngineeringSI1A5C20