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The availability of primary copper in market economy countries microform : a minerals availability appraisal / by Kenneth E. Porter and Gary R. Peterson (Information circular ; 9310)

The availability of primary copper in market economy countries microform : a minerals availability appraisal / by Kenneth E. Porter and Gary R. Peterson (Information circular ; 9310)
Microform図書
1992<YCA-I 28.27:9310>
National Diet Library
  • Author HeadingPorter, K. E. (Kenneth E.) Peterson, Gary R., 1948- Rose...

Asbestos availability--market economy countries : a minerals availability program appraisal / by T.F. Anstett and K.E. Porter (Information circular ; 9036)

Asbestos availability--market economy countries : a minerals availability program appraisal / by T.F. Anstett and K.E. Porter (Information circular ; 9036)
Microform図書
1985<YCA-I 28.27:9036>
National Diet Library
  • Author HeadingAnstett, T. F. (Terrance F.) Porter, K. E. (Kenneth E.) United States. Bureau of Mine...

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