TR  / RL-66-174 <br/>
J. Edwin Chernosky <br/>
       Double sunspot-cycle variation in terrestrial magnetic activity 
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<br><U>Copy Details:</u><br> Acc. No.: <b>TR5520</b>, Full Call No.: TR RL-66-174,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>