Showing 1 - 2 results of 2 for search 'Collins, Bruce A.', query time: 0.21s Refine Results
  1. 1
    Coal production from the Uinta region, Colorado and Utah ; cost analysis for proposed underground mining operations /

    Government Document Book
  2. 2
    Exploration frontiers of the central and southern Rockies /
    Published 1977
    “...Collins, Bruce A. --...”

    Conference Proceeding Book
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