TR  / NBS-342 <br/>
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       Report of the 55th National conference on weights and measures 1970 
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<br><U>Copy Details:</u><br> Acc. No.: <b>TR4209</b>, Full Call No.: TR NBS-342,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>