Contributions

  • Jahns, Richard H. 1915- - Contributor

Publication

1954 - , San Francisco, California

Language

English

Word Count

4,000 words, Guess

Page Count

16 pages

Identifiers

Classifications

  • DDC557.94

Subjects

Series Statement

  • Its Bulletin -- 170
  • Bulletin (California. Division of Mines and Geology) -- 170.

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