Contributions

  • Robertson, Harry F., joint author. - Contributor

Publication

1966 - U.S. Dept. of the Interior, Bureau of Mines, Washington, District of Columbia

Language

English

Word Count

13,000 words, Guess

Page Count

52 pages

Identifiers

Classifications

  • DDC338.4/7/66904
  • LCCTN295 .U4 no. 8289

Subjects

Series Statement

  • U.S. Bureau of Mines. Information circular 8289

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