Lockheed_L-188_Electra,_Pacific_Southwest_Airlines_(PSA)_JP7769673 Published on November 4, 2023 in 6 December 1957Full resolution (1024 × 667) ← Previous Pacific Southwest Airlines Lockheed L188 Electra, N174PS (c/n 1001) at Burbank Airport (BUR), 23 September 1961. (Wikipedia).