NC12311 was flown solo to Tucson by Stafford L. (Casey) Lambert. Although he didn't enter a date for his arrival, it was, by Register context, sometime between April 12-14, 1932. Based in St. Louis, MO, Lambert was westbound from El Paso, TX to Los Angeles, CA.
Below, from friend of dmairfield.org, John Underwood, an action photograph of NC12311 with Casey Lambert at the controls. The "Speedwing" design is shown to good advantage
Travel Air NC12311 With Casey Lambert, Date & Location Unknown (Source: Underwood)
NC12311 is still registered with the FAA and is still flying. You may find an article about it here, which shows photos of it when it was young, after its restoration, information about its rebuilding and technical details.
This airplane is a Model B-14-R Speedwing, 2 place, s/n 2003, manufactured October 3, 1931 in St. Louis, MO for Casey Lambert. It was delivered with a black fuselage with yellow wings and horizontal tail surfaces, and red trim. It was powered originally by a Wright R975-E2 of 420HP. Today it is powered by a Pratt & Whitney R985 450HP. It had a gross weight of 2,956 lbs and cruise speed of 180mph at sea level; 200mph at 10,000 feet.
UPLOADED: 11/12/08 REVISED: 03/09/10