81 | Add to Reading ListSource URL: societyofwomenengineers.swe.orgLanguage: English - Date: 2012-02-22 05:45:19
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82 | Add to Reading ListSource URL: dot.ca.govLanguage: English - Date: 2008-03-28 12:15:39
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83 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2004-09-14 10:15:49
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84 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2006-08-15 08:55:46
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85 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2007-08-31 10:41:05
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86 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2002-05-07 10:09:42
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87 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-10-03 06:48:33
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88 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2003-02-11 10:46:16
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89 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2000-10-31 07:59:24
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90 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 1998-10-13 08:25:37
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