861 | Add to Reading ListSource URL: rallen.berkeley.eduLanguage: English - Date: 2016-01-02 12:36:51
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862 | Add to Reading ListSource URL: www.eurogeosurveys.orgLanguage: English - Date: 2015-05-29 03:31:00
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863 | Add to Reading ListSource URL: inlandgeo.orgLanguage: English - Date: 2009-07-29 09:56:24
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864 | Add to Reading ListSource URL: geosurvey.ohiodnr.govLanguage: English - Date: 2007-10-10 11:46:06
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865 | Add to Reading ListSource URL: tpapanicolaou.engr.utk.eduLanguage: English - Date: 2013-01-11 01:44:12
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866 | Add to Reading ListSource URL: datapreservation.usgs.govLanguage: English - Date: 2014-10-21 19:08:58
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867 | Add to Reading ListSource URL: ar.water.usgs.govLanguage: English - Date: 2012-01-31 16:22:51
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868 | Add to Reading ListSource URL: mapcontext.comLanguage: English - Date: 2008-08-29 21:34:37
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869 | Add to Reading ListSource URL: ky.aipg.orgLanguage: English - Date: 2015-06-10 12:50:23
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870 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2015-11-16 16:47:40
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