{
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  "title": "At the Edge of Space",
  "subtitle": null,
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  "first_published": "2003-02-17",
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  "description": "In At the Edge of Space, Milton O. Thompson tells the dramatic story of one of the most successful research aircraft ever flown. The first full-length account of the X-15 program, the book profiles the...",
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      "title": "At the Edge of Space",
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