Heyson, Harry H. <br/>
       NASA TN[D-818] : Method for calcuating induced velocities at the blades of a slightly inclined propeller with constant circulation 
 / Harry H. Heyson 
 .- Washington: National Aeronautics and Space Aministration,  1961 
 .- 59p. 
.- ( NASA Tecnical Note   
<br/>NASA Technical Note D-811-20<br/>Bounded Volumes Accession No. 65482; Contents: TR7492-7500 
<br/><u>Subject Headings:</u> <br/>Aeroonautics;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR7498</b>, Full Call No.: ,   Item type:  Technical Report , Location: , NASA TN D-818<br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>