31 | Add to Reading ListSource URL: www.ncgeolsoc.orgLanguage: English - Date: 2010-11-16 21:45:55
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32 | Add to Reading ListSource URL: oljukeldan.foLanguage: English - Date: 2015-09-04 14:08:54
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33 | Add to Reading ListSource URL: www.alaskageology.orgLanguage: English - Date: 2015-05-15 00:10:16
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34 | Add to Reading ListSource URL: www.cwls.orgLanguage: English - Date: 2014-09-22 16:26:01
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35 | Add to Reading ListSource URL: cbth.uh.eduLanguage: English - Date: 2015-05-13 12:10:50
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36 | Add to Reading ListSource URL: cbth.uh.eduLanguage: English - Date: 2012-08-01 16:59:22
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37 | Add to Reading ListSource URL: www.agl.uh.eduLanguage: English - Date: 2012-08-16 10:21:32
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38 | Add to Reading ListSource URL: dog.dnr.alaska.govLanguage: English - Date: 2014-12-17 19:18:06
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39 | Add to Reading ListSource URL: www.drillingcontractor.orgLanguage: English - Date: 2015-11-04 15:45:43
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40 | Add to Reading ListSource URL: easd.geosc.uh.eduLanguage: English - Date: 2011-10-24 14:39:42
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