[3] NC4420, named Smith's Incubator, was re-engined for a time[3] with a 120-horsepower (89 kW) 10-cylinder Anzani engine,[6][7][a] receiving approval 2-25 in July 1928.
[3] A subsequent owner fitted the prototype Model 9000 with an extra 40-US-gallon (150 L; 33 imp gal) fuel tank.
[11] George B. Peck flew a Model 9000 in the 1928 Ford National Reliability Air Tour, attaining 22nd place.
[13][b] James departed San Francisco on October 30, 1928 and arrived at Curtiss Field, Long Island on December 15.
[13][c] The Siemens-Halske company presented him with a silver loving cup and President Calvin Coolidge shook his hand.