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Results for “Open File”
Search indexed USGS publications on groundwater, aquifers, geologic maps, mineral resources and earthquakes. Explore source records by subject and place.
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Data formats for U.S. Geological Survey computer files containing daily values for water parameters
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Open-File Report↗
QDF database system, version 1.0 : reflectance of ore minerals; a search-and-match identification system for IBM and compatible microcomputers using the IMA/COM quantitative data file for ore minerals, second issue, Part E - QDF data file disk
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Open-File Report↗