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100   $a20151026d1964      ua             0
101 0 $aeng
181   $2rdacontent
182   $2rdamedia
183   $2rdacarrier
200 10$aStandard reference materials $emetallographic characterization of an NBS spectrometric low-alloy steel standard/$fR. E. Michaelis, H. Yakowitz
210  1$aGaithersburg, MD :$cU.S. Dept. of Commerce, National Institute of Standards and Technology,$d1964.
215   $a1 online resource
225 1 $aNational Bureau of Standards miscellaneous publication ;$v260-3
300   $a1964.
300   $aContributed record: Metadata reviewed, not verified. Some fields updated by batch processes.
300   $aTitle from PDF title page.
320   $aIncludes bibliographical references.
517   $aStandard reference materials 
700   $aMichaelis$b R. E$01392934
701   $aMichaelis$b R. E$01392934
701   $aYakowitz$b H$019726
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912   $a9910709534503321
996   $aStandard reference materials$93448469
997   $aUNINA