781 | Add to Reading ListSource URL: www.virginia.eduLanguage: English - Date: 2011-03-16 13:41:15
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782 | Add to Reading ListSource URL: www.recognia.comLanguage: English - Date: 2014-03-24 21:08:21
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783 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 2013-01-29 11:48:54
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784 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 2008-02-01 09:11:48
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785 | Add to Reading ListSource URL: www.arrl.orgLanguage: English - Date: 2010-02-01 07:41:43
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786 | Add to Reading ListSource URL: yan.meLanguage: English - Date: 2012-03-16 03:27:24
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787 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 2002-02-14 12:58:03
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788 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 2010-01-27 09:52:04
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789 | Add to Reading ListSource URL: minerals.er.usgs.govLanguage: English - Date: 2011-01-24 13:25:34
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790 | Add to Reading ListSource URL: ieeecsc.orgLanguage: English - Date: 2014-04-17 10:58:10
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