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Six Days in Roswell | Self | 1998-01-02 |
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UFOs: 50 Years of Denial? | Himself | 1997-04-01 |
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Roswell: The UFO Uncover-up | Himself | 1994-01-01 |
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The S.H.A.P.E assessment: ufo cover-up | Himself | 1993-04-23 |
