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Displaying 1-2 of 2 results for author "Progar, Donald J."
Surface analysis of graphite fiber reinforced polymide composites [microform] / D.L. Messick, D.J. Progar and J.P. Wightman.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1983]
- 1983
Synthesis and characterization of copolyimides with varying flexibilizing groups [microform] / Harold D. Burks, Terry L. St. Clair, and Donald J. Progar.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center, [1985]
- 1985
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