Lockheed XC-69 Constellation 43-10309 with Lockheed UC-101 42-94148 (ex-Vega 5c NC14236) Published on January 9, 2014 in 9 January 1943Full resolution (1600 × 1245) ← Previous Next → This is a fabulous color photograph of the prototype Lockheed XC-69 Constellation, 43-10309, with a Lockheed UC-101, 42-94148, ex Vega 5C NC14236. (Lockheed Martin)