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-the-open-files-1949-1950</loc><lastmod>2026-09-17T20:00:05.554Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Acir155/new-year-flood-of-1949-in-new-york-and-new-england</loc><lastmod>2026-09-17T20:00:05.554Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5241/structure-contour-map-of-the-pondera-oil-field-montana</loc><lastmod>2026-09-17T20:00:05.555Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52143/preliminary-report-on-ground-water-in-the-michaud-flats-project-power-county-idaho</loc><lastmod>2026-09-17T20:00:05.557Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5235/two-cross-sections-showing-sand-and-clay-zones-atascosa-and-live-oak-counties-texas-and-sand-and-cla</loc><lastmod>2026-09-17T20:00:05.561Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5236/diamond-drill-logs-eve-mills-zinc-area-monroe-county-tennessee</loc><lastmod>2026-09-17T20:00:05.562Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52142/apparatus-for-testing-the-permeability-of-samples-in-unconsolidated-sediments-revision-of-earlier-re</loc><lastmod>2026-09-17T20:00:05.562Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52139/water-supply-of-the-united-states-fish-culture-station-white-sulphur-springs-west-virginia</loc><lastmod>2026-09-17T20:00:05.563Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52171/technical-indexes-in-paleontology</loc><lastmod>2026-09-17T20:00:05.564Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52129/uranium-bearing-deposits-west-of-clancey-jefferson-county-montana</loc><lastmod>2026-09-17T20:00:05.565Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5283/geologic-map-of-the-fort-peck-area-montana-showing-structure-contours-on-top-of-the-judith-river-for</loc><lastmod>2026-09-17T20:00:05.567Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Amf8/geologic-map-of-the-rousseau-talc-prospect-cambridge-vermont</loc><lastmod>2026-09-17T20:00:05.567Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52191/progress-report-on-geologic-studies-in-the-capital-reef-area-wayne-county-utah</loc><lastmod>2026-09-17T20:00:05.568Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Acir161/compilation-of-field-methods-used-in-geochemical-prospecting-by-the-u-s-geological-survey</loc><lastmod>2026-09-17T20:00:05.568Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Awsp1156/water-levels-and-artesian-pressure-in-observation-wells-in-the-united-states-1949-part-1-northeaster</loc><lastmod>2026-09-17T20:00:05.569Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Awsp1135/ground-water-resources-of-snohomish-county-washington</loc><lastmod>2026-09-17T20:00:05.571Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Amf6/magnetite-deposits-and-magnetic-anomalies-of-the-brandy-brook-and-silver-pond-belts-st-lawrence-coun</loc><lastmod>2026-09-17T20:00:05.577Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52162/geologic-map-of-the-pottsville-quadrangle-northern-idaho</loc><lastmod>2026-09-17T20:00:05.578Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr52137/geologic-map-of-bastnaesite-deposits-of-the-birthday-claims-san-bernardino-county-california</loc><lastmod>2026-09-17T20:00:05.579Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3App243A/ostracodes-from-the-upper-part-of-the-sundance-formation-of-south-dakota-wyoming-and-southern-montan</loc><lastmod>2026-09-17T20:00:05.579Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3App234B/ostracoda-from-wells-in-north-carolina-part-2-mesozoic-ostracoda</loc><lastmod>2026-09-17T20:00:05.580Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5334/the-geology-of-the-florida-land-pebble-phosphate-deposits</loc><lastmod>2026-09-17T20:00:05.580Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3App237/geology-of-clinton-county-magnetite-district-new-york</loc><lastmod>2026-09-17T20:00:05.581Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3App238/geography-geology-and-mineral-resources-of-the-ammon-and-paradise-valley-quadrangles-idaho</loc><lastmod>2026-09-17T20:00:05.581Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Awl337/characteristics-of-common-rodenticides-for-rats-and-mice</loc><lastmod>2026-09-17T20:00:05.582Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Aofr5216/geologic-map-showing-occurrence-of-diabase-in-somerset-county-maine</loc><lastmod>2026-09-17T20:00:05.583Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Awsp1184/surface-water-supply-of-the-united-states-1950-part-xiv-pacific-slope-basins-in-oregon-and-lower-col</loc><lastmod>2026-09-17T20:00:05.583Z</lastmod></url><url><loc>https://searchusgs.com/record/usgs%3Awsp1139/kansas-missouri-floods-of-july-1951</loc><lastmod>2026-09-17T20: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