O'Bryan, Thomas C.
An investigation of effect of downwash from a vtol aircraft and helicopter in the ground environment [NASA TN D-977]
/ Thomas C O'Bryan
.- Washington, D.C.: Nasa, 1961
.- 19p.
.- ( National aeronautics and space Administration (NASA)
Bound With Nasa Tn D-971-976,978-980
Subject Headings:
Investigation ;
Aircraft;
Copy Details:
Acc. No.: TR13292 [ TN D-977], Full Call No.: , Item type: Technical Report , Location: COMPACT STORAGE (BASEMENT),
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