10/31/2010. This aircraft was produced for the USAAF as a Lockheed Model 18 C-60A-5-LO Lodestar under the s/n 42-56011. In February-March 1963 it was converted by Howard Aero Inc. of San Antonia, Texas, into a Howard 250, and is one of only three fitted with a tri-gear. Already for a number of years the aircraft is in open storage at Vacaville, California.