Ford 4-AT-B 19 Trimotor, NC5092, owned by Standard Oil Company of California 2 Published on June 10, 2013 in 11 June 1926Full resolution (1386 × 1100) ← Previous Next → Ford 4-AT-B, serial number 4-AT-19, registration NC5092, owned by the Standard Oil Company of California. San Diego Air and Space Museum Archives).