Showing 1 - 2 results of 2 for search 'U.S. Geological Survey.', query time: 0.29s Refine Results
  1. 1
    Borehole and thin section descriptions from exploration drilling and field work in the Antaramut-Kurtan-Dzoragukh coal field, north-central Armenia /
    Published 1999
    “...U.S. Geological Survey ;...”
    Government Document Microform Book
  2. 2
    Borehole and thin section descriptions from exploration drilling and field work in the Antaramut-Kurtan-Dzoragukh coal field, north-central Armenia /
    by Pierce, Brenda S.
    Published 1999
    “...U.S. Geological Survey,...”
    Get full text
    Government Document eBook
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