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1.
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2.
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3.
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4.
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Nasa/Usaf Yf-12 Flight Research, 1969-1979
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5.
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6.
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7.
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8.
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A Teacher's Guide with Activities for Earth...
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9.
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Nasa's Search for a Reusable Space Vehicle
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10.
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11.
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12.
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100 Years of Powered Flight - Centennial of...
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13.
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The Role of Dynamically Scaled Free-Flight...
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14.
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15.
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16.
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17.
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18.
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19.
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20.
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The Story of Nasa and the U. S. Space Program
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