IRVINE, Clarence S., ROBEY, Pearl H., and R. Swofford Published on July 9, 2013 in 1 August 1939Full resolution (629 × 454) ← Previous Next → The flight crew of the FAI World Altitude Record-setting Boeing Y1B-17A. Left to right: Captain Pearl H. Robey, Captain Clarence S. Irvine and R. Swofford. (FAI)