| 41. | Their aircraft was the Polikarpov Po-2, an outdated biplane.
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| 42. | Gloria frequently flew with Ivy in a two-seat configured biplane.
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| 43. | The pilot was seated just ahead of the biplane wings.
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| 44. | This is a form of biplane known as a Sesquiplane.
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| 45. | It was an unequal span single bay biplane of mainly wooden construction.
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| 46. | The "'tractor biplane first flown in 1915.
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| 47. | The wings of both the monoplane and biplane versions featured prominent sweepback.
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| 48. | Organizers invited pilots of monoplanes, biplanes, balloons, and dirigibles.
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| 49. | M�ller exited the flaming biplane and fell to his death.
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| 50. | The resulting aircraft was a small biplane with single bay wooden wings.
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