Twenty-First Annual report of the Director of the United States Geological Survey, 1899-1900: Part II - General Geology, Economic Geology, Alaska
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| Description | scholarly article by Charles Doolittle Walcott published in January 1900 |
| Author/s |
author: Charles Doolittle Walcott |
| Publication date | 1900 |
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| Copyright status |
public domain in United States. |
| Missing/wrong data? | Edit Wikidata item |