NASA  / TN D-3720 <br/>
Kelsall,T <br/>
       STELLAR EVOLUTION 1 CALIBRATION OF THE HERZSPRUNG-RUSSELL DIAGRAM IN TERMS OF AGE AND MASS FOR MAIN-SEQUENCE B AND A STARS. 
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 .-  Nasa, Washington, D.C.,  1966 
 .- 22 . 
<br/>Bound With Nasa Tn D-3712-3720. 
<br><U>Copy Details:</u><br> Acc. No.: <b>TR15629</b>, Full Call No.: NASA TN D-3720,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>