Buckley, H.Donald <br/>
       Friction characteristics of single crystal and polycrystalline aluminum oxide in contact with various metals in vacuum : Friction characteristics of single crystal 
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 .- Washington , D.C.: National Aeronautics And Space Administration (NASA),  1966 
 .- 16. 
<br><U>Copy Details:</u><br> Acc. No.: <b>[NASA TN D-3593]</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>