U.S. Air Force flight crews share a light moment on the flight line, June 1970. The pilot at center, marked out with novelty floral trousers in place of his standard flight suit pants, may be the subject of a good-natured squadron tradition honoring a milestone mission — a common practice among Vietnam-era fighter and attack squadrons operating from bases like Da Nang and Nakhon Phanom. Project: 218965