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  1. 21
    Coal research projects : properties, conversion and combustion--1987.
    Published 1987
    Book
  2. 22
    The Hornsby district of low-sulfur Herrin coal in central Illinois (Christian, Macoupin, Montgomery, and Sangamon counties) /
    by Nelson, W. John
    Published 1987
    Book
  3. 23
    Stratigraphic correlations of the Seelyville, Dekoven, and Davis coals of Illinois, Indiana, and western Kentucky /
    by Jacobson, R. J.
    Published 1987
    Book
  4. 24
    Fundamentals of the physical-chemistry of pulverized coal combustion /
    Published 1987
    Conference Proceeding Book
  5. 25
    Progress in coal science.
    Published 1950
    Serial
  6. 26
    Minimum price fixing in the bituminous coal industry /
    Published 1955
    Book
  7. 27
    Bulletin: mining and metallurgical investigations.
    Published 1922
    Journal
  8. 28
    Coal or coal oil ; or, The geology of the earth. Being a popular description of minerals and mineral combustibles /
    by Bowen, Eli, 1824-
    Published 1865
    Book
  9. 29
    Coal catechism /
    Book
  10. 30
    Coal in Monongalia County /
    Published 1932
    Book
  11. 31
    Coal /
    by Tonge, James
    Published 1907
    Book
  12. 32
    The coal era in the United States : a study of our viable alternatives /
    by Reed, C. B. (Charles B.)
    Published 1981
    Book
  13. 33
    Symposium on coal sampling: presented at the fifty-seventh annual meeting : American Society for Testing Materials, Chicago, Ill., June 14, 1954.
    Published 1955
    Book
  14. 34
    Petroleum and coal ; the keys to the future /
    Book
  15. 35
    The Proceedings of the ... annual Coal conference.
    Conference Proceeding
  16. 36
    The economic geology of the Fife coalfields : area II, Cowdenbeath and Central Fife including Fordell, Lochgelly, Cadham and Kirkcaldy /
    by Francis, E. H.
    Published 1961
    Book
  17. 37
    Herendeen Bay, Chignik coals, southern Alaska peninsula /
    by Conwell, Cleland N.
    Published 1978
    Book
  18. 38
    Severance taxes on coal and uranium in the Sunbelt /
    by Gillis, Malcolm
    Published 1981
    Book
  19. 39
    The coal primer : a reference handbook for the non-coal people ... /
    by Rogers, William P.
    Published 1978
    Book
  20. 40
    Coal desulfurization : chemical and physical methods : based on a symposium sponsored by the Division of Fuel Chemistry at the 173rd meeting of the American Chemical Society, New Orleans, La., March 23, 1977 /
    Published 1977
    Book
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