Checking billy barr’s snow log…
Technical report (1776-2000). Covers United States, Alaska, Hawaii. Topics: mining, mineral extraction, domestic mineral production, coal mining. Agencies: U.S. Bureau of Mines, Medusa Portland Cement Co., U.S. Geological Survey. Cites 9 external works.
Knowledge graph centered on What Mining Means to the United States with 10 nodes and 27 connections. Top connected: Congress, United States Geological Survey (USGS), Bureau of Mines, House Interior Committee, Atomic Energy Commission (Plowshare Division).
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