Dittmar, J.H.
National Aeronautics and Space Administration
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Dittmar, Larnes.H.
National Aeronautics and Space Adminstration
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Dittmar, J.H.
National Aeronautics and Space Administration
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Dittmar, James H.
National Aeronautics and Space Administration
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Dittmar, J.H.
National Aeronautics and Space Administration
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Dittmar, James H. et al.
National Aeronautics and Space Administration
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Dittmar, J.H.
National Aeronautics and Space Administration
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Dittmar, J. H.
National Aeronautics and Space Administration
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Dittmar, James H., Krejsa Eugene A.
National Aeronautics and Space Adminstration
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Dittmar, James H., Hall, David G.
National Aeronautics and Space Adminstration
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Dittmar, J.H.
National Aeronautics and Space Administration
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Evans,J.H.
Society of Automotive Engineering
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