Publication

1890 - Govt. Print. Off., Washington, District of Columbia

Language

English

Word Count

20,500 words, Guess

Page Count

82 pages

Identifiers

Classifications

  • LCCDA506.N5 N5

Subjects

Topics

DriftGeologyLava flowsIgneous RocksRocks, IgneousCorrespondenceSedimentary Rocks

Places

Times

Series Statement

  • Bulletin of the United States Geological Survey -- no. 67

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