Lockheed 12A Electra Junior: Langley tried a center fin to improve the directional stability of its Lockheed 12A Electra Junior executive transport. NACA test pilot Mel Gough stands nearby.
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Lockheed 12A Electra Junior: Langley tried a center fin to improve the directional stability of its Lockheed 12A Electra Junior executive transport. NACA test pilot Mel Gough stands nearby.
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