Pan American World Airways’ Boeing 747SP-21 N533PA. With the “Flight 50” insignia. (CNN.com)
http—cdn.cnn.com-cnnnext-dam-assets-180705094803-pole-to-pole-pan-am-flight-50-boeing-747sp-takeoff
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I was not aware at the time but it turned out five of my ten PA SP sectors were on this plane.Only one a long haul LAX-AKL the rest Trans Tasman 1977-81