Travel Air A-4E / A-6A / Curtiss Wright CW-A-6A 25/04/2025Terry The 1930 A-4E NC479N was most likely an E-4000 with a 300hp Wright J-6 engine. A-6A or Curtiss Wright CW-A-6A. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related