NASA  / TN D-537 <br/>
Mallick,Donald L <br/>
       FLIGHT EVALUATION OF SEVERAL SPRING FORCE GRADIENTS AND A BOBWEIGHT IN THE CYCLE-POWER-CONTROL SYSTEM OF A HELICOPTER. 
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 .-  Nasa, Washington, D.C.,  1960 
 .- 9 . 
<br/>Bound With Nasa Tn D-531-536,538-540. 
<br/><U>Author Added Entry: </u><br/>Reeder,John P;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR16050</b>, Full Call No.: NASA TN D-537,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>