201 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-10-03 14:08:22
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202 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-10-03 14:46:42
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203 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2012-11-05 11:48:35
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204 | Add to Reading ListSource URL: www.anr.state.vt.usLanguage: English - Date: 2011-11-01 15:22:34
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205 | Add to Reading ListSource URL: www.nature.nps.govLanguage: English - Date: 2013-07-02 18:09:52
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206 | Add to Reading ListSource URL: www.anr.state.vt.usLanguage: English - Date: 2013-03-07 10:21:58
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207 | Add to Reading ListSource URL: www.nature.nps.govLanguage: English - Date: 2006-11-28 15:52:39
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208 | Add to Reading ListSource URL: www.nature.nps.govLanguage: English - Date: 2006-11-28 16:00:14
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209 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-12-18 15:19:20
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210 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2011-08-16 09:50:12
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