NASA  / TN D-1390 - <br/>
William A Newsom,Jr <br/>
       Flight investigation of the longitudinal stability and control characteristics of a four-propeller tilt-wing vtol model with a programed flap 
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<br><U>Copy Details:</u><br> Acc. No.: <b>TR9558</b>, Full Call No.: NASA TN D-1390 -,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>