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DescriptionBell L-39.jpg
English: One of two highly modified P-63Cs made for testing low-speed and stall characteristics of transonic and supersonic wing designs. The L-39 had 35-degree swept wings. The first L-39 was later taken to NACA at Langley where it was used for wind tunnel tests.
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2007-10-03 15:25 Binksternet 515×263× (40633 bytes) One of two highly modified P-63Cs made for testing low-speed and stall characteristics of supersonic wing designs. The L-39 had 35-degree swept wings. The first L-39 was later taken to NACA at Langley where it was used for wind tunnel tests. It was then g
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