Publisher's Synopsis
Excerpt from Library Life, Vol. 1: Staff Bulletin of the Boston Public Library, October 15, 1921
The Introduction and Summary to the Mineral Resources of the United States, 1920, 'published by the Geological Survey, Shows the value of the mineral products of the United States from 1880 to 1920 inclusive, by years. The approximate total value of the minerals produced in the United States in the year 1920 was over three billions in excess of the production for 1916.
A List of the publications of the United States Geological Survey (not including topographic maps), August, 1921, is one of the most valuable lists of the sort issued by any Government office. The finding list of states, areas, subjects and authors enables one to trace readily every publication which has been issued by the Survey.
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