Contributions

  • Frye, John Chapman, 1912- - Contributor

Publication

1974 - , Urbana, Illinois

Language

English

Word Count

2,750 words, Guess

Page Count

11 pages

Identifiers

Classifications

  • LCCQE105 .A45 no.486

Subjects

Series Statement

  • Circular -- 486
  • Circular (Illinois State Geological Survey) -- 486.

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