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Performance analysis of two early NACA high speed propellers with application to civil tiltrotor configurations [microform] / Franklin D. Harris.
Microform
[Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
1996
0 resources
A fan concept to meet the 2017 noise goals [microform] / James H. Dittmar.
Microform
[Cleveland, Ohio] : National Aeronautics and Space Administration, Lewis Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1998]
1998
0 resources
Preliminary measurement of the noise from the 2/9 scale model of the large-scale advanced propfan (LAP) propeller, SR-7A [microform] / James H. Dittmar.
Microform
[Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, 1985]
1985
0 resources
Laboratory experiments on active suppression of advanced tuboprop noise [microform] / James H. Dittmar.
Microform
[Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, 1985]
1985
0 resources
Further comparison of wind tunnel and airplane acoustic data for advanced design high speed propeller models [microform] / James H. Dittmar.
Microform
[Washington, D.C.] : National Aeronautics and Space Administration, [1985]
1985
0 resources
Shutdown characteristics of the Mod-O wind turbine with aileron controls [microform] / Dean R. Miller and Robert D. Corrigan.
Microform
[Washington, D.C.] : National Aeronautics and Space Administration, [1984?]
1984
0 resources