Johnsan,Wayne <br/>
       Comparison of three methods for calculation of helicopter rotor blade loading and stresses due to stall [NASA TN D-7833] 
 / Wayne Johnsan 
 .- Wahington.D. C.: National Aeronaitics and Space Adminstration,  1974 
 .- 21p. 
.- ( National Aeronaitics and Space Adminstration NASA Technical Note    
<br/>Bound vol. contains D 7831- 7835 
<br/><u>Subject Headings:</u> <br/>Helicopter rotor blade;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR002571</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), NASA TN D 7831-7835<br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>