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• 12:27, 13 April 2023 Sky talk contribs created page Compilation of various geologic time scales (Q26268) (wbeditentity-create:2|en: Compilation of various geologic time scales, a compilation of geologic time scales produced by Anna Wilson in 2001 and released as a USGS Open File Report; includes a spreadsheet with geologic time units and min/max age)