711 | Add to Reading ListSource URL: www.usbr.govLanguage: English - Date: 2009-02-02 14:59:15
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712 | Add to Reading ListSource URL: www.riversimulator.orgLanguage: English - Date: 2012-04-30 23:38:38
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713 | Add to Reading ListSource URL: web1.nusd.k12.az.usLanguage: English - Date: 2012-01-17 11:23:58
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714 | Add to Reading ListSource URL: www2.nature.nps.govLanguage: English - Date: 2008-01-31 17:16:00
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715 | Add to Reading ListSource URL: wdr.water.usgs.govLanguage: English - Date: 2013-03-04 17:51:41
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716 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2011-03-04 17:58:14
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