Contributions

  • Illinois. State geological survey. - Contributor
  • Illinois. University. Engineering experiment station. - Contributor

Publication

1929 - , Urbana, Ill, Illinois

Language

English

Word Count

6,500 words, Guess

Page Count

26 pages

Identifiers

Classifications

  • LCCTN805.I3 A4 no. 32

Subjects

Series Statement

  • Cooperative mining series. Bulletin
  • 32

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