01 Cover

57TH CONGRESS
2d Session.
HOUSE OF REPRESENTATIVES DOCUMENT
No. 211
Professional PaperNo. 3 Series | B, Descriptive Geology, 22
| D, Petrography and Mineralogy, 21

Department of the Interior
United States Geological Survey
Charles D. Walcott, Director

The

Geology And Petrography

of

Crater Lake National Park

By
Joseph Silas Diller and Horace Bushnell Patton

petrology-logo

Washington
Government Printing Office
1902

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