Fiest flew as N301EA in 1971. Reregistered as N302EA and delivered to Eastern Air Lines in 1973. To Delta Air Lines as N781DL in 1991. Damaged by a sudden in flight decompression en route from Los Angeles to Honolulu in 1995. Returned to Los Angeles safely. To Lockheed for ground tests at Marietta, GA. Still there in 2023.