Contributions

  • Easton, William H. (William Heyden), 1916- - Contributor

Publication

1942 - , Urbana, Illinois

Language

English

Word Count

11,500 words, Guess

Page Count

46 pages

Identifiers

Classifications

  • DDC557
  • LCCQE105 .A45 no. 88

Subjects

Series Statement

  • Illinois State Geological Survey. Circular -- 88
  • Circular (Illinois State Geological Survey) -- 88.
  • Circular (Illinois State Geological Survey) -- no. 88.

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