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  1. 1
    Fuels and energy data: United States by states and census divisions.
    Government Document Serial
  2. 2
    Status of the mineral industries.
    Government Document Serial
  3. 3
    Minerals in the economy of Wisconsin.
    Government Document Serial
  4. 4
    Mining research review.
    Government Document Serial
  5. 5
    Minerals in the economy of Michigan.
    Published 1978
    Government Document Serial
  6. 6
    Minerals in the economy of Nebraska.
    Published 1978
    Government Document Serial
  7. 7
    Minerals in the economy of Oregon.
    Published 1978
    Government Document Serial
  8. 8
    Minerals in the economy of Nevada.
    Published 1978
    Government Document Serial
  9. 9
    Minerals in the economy of Minnesota.
    Published 1978
    Government Document Serial
  10. 10
    Minerals in the economy of Iowa.
    Published 1978
    Government Document Serial
  11. 11
    Minerals in the economy of Tennessee.
    Published 1978
    Government Document Serial
  12. 12
    Minerals in the economy of Virginia.
    Published 1978
    Government Document Serial
  13. 13
    Minerals in the economy of North Carolina.
    Published 1978
    Government Document Serial
  14. 14
    Minerals in the economy of Louisiana.
    Published 1978
    Government Document Serial
  15. 15
    Minerals in the economy of Mississippi.
    Published 1978
    Government Document Serial
  16. 16
    Minerals in the economy of Pennsylvania.
    Published 1978
    Government Document Serial
  17. 17
    Minerals in the economy of Indiana.
    Published 1978
    Government Document Serial
  18. 18
    Minerals in the economy of Illinois.
    Published 1978
    Government Document Serial
  19. 19
    Minerals in the economy of Utah.
    Published 1978
    Government Document Serial
  20. 20
    Minerals in the economy of Maryland.
    Published 1978
    Government Document Serial
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