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  1. 1

    Guidelines in the acquisition of permit for sand and gravel and other construction materials

    出版事項 1990
    図書

    Guidelines in the acquisition of permit for sand and gravel and other construction materials
  2. 2

    Directory of mines and quarries

    出版事項 1987
    図書

    Directory of mines and quarries
  3. 3

    Directory of mines and quarries

    出版事項 1987
    図書

    Directory of mines and quarries
  4. 4

    Philippine Rock Industries, Incorporated grinding rock becomes a successful business venture 著者: Ravenholt, Albert

    出版事項 1968
    図書

    Philippine Rock Industries, Incorporated grinding rock becomes a successful business venture
  5. 5

    Practical operating procedures for progressive rehabilitation of sand and gravel sites 著者: Johnson, Craig

    出版事項 1966
    図書

    Practical operating procedures for progressive rehabilitation of sand and gravel sites
  6. 6

    Simultaneous excavation and rehabilitation of sand, and gravel sites 著者: Bauer, Anthony M.

    出版事項 1965
    図書

    Simultaneous excavation and rehabilitation of sand, and gravel sites

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