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Thirty-first annual report of the Director of the United States Geological Survey

January 1, 1910
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The appropriations for the work of the United States Geological Survey for the fiscal year 1909-10 comprised items amounting to $1,497,815. The plan of operations was approved by the Secretary of the Interior, and a detailed statement of the work of the several branches and divisions of the Survey is presented on later pages of this report.

Citation Information

Publication Year 1910
Title Thirty-first annual report of the Director of the United States Geological Survey
DOI 10.3133/ar31
Authors George Otis Smith
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Annual Report
Series Number 31
Index ID ar31
Record Source USGS Publications Warehouse