NASA Technical Note [NASA TN D-445]: Investigation of longitudinal and lateral stability characteristics of a six-propeller deflected-slipstream VTOL model with boundary-layer control including effects of ground proximity 
 / Kalman J. Grunwald 
 .- Washington: NASA,  1961 
 .- 98p . 
.- ( National Aeronautics and Space Administration NASA Technical Note    
<br/>Bound together NASA TN D-441 to 450 Bound vol. Acc. No. 63667 contains Acc. No. TR10185 to TR10193 
<br/><u>Subject Headings:</u> <br/>Stability of airplanes;<br/>VTOL aircraft;
<br/><U>Author Added Entry: </u><br/>Grunwald, Kalman J.;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR10188</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), NASA TN D-441 to 450<br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>