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Thirty-first annual report of the Director of the United States Geological Survey
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.
Suggested Citation
Smith, G.O., 1910, Thirty-first annual report of the Director of the United States Geological Survey: U.S. Geological Survey Annual Report 31, 131 p., https://doi.org/10.3133/ar31.
Study Area
Publication type
Report
Publication Subtype
USGS Numbered Series
Title
Thirty-first annual report of the Director of the United States Geological Survey