| 21. | The tailplane angle was adjustable in flight, being electrically actuated ."
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| 22. | The landing gear and tailplane were of far stronger construction.
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| 23. | The single braced tailplane had three vertical fins and rudders.
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| 24. | The Fleetwing's tailplane retained a single lower strut.
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| 25. | The tail features an all flying tailplane, or stabilator.
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| 26. | The area of the tailplane and the vertical stabilizer was also increased.
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| 27. | The tailplane now had a straight, rather than swept leading edge.
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| 28. | It had a conventional tail with an externally braced tailplane.
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| 29. | The nearly rectangular tailplane was mounted on the upper longeron.
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| 30. | The tailplane is a single piece, all moving surface.
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