41 | Add to Reading ListSource URL: www.coalassociation.orgLanguage: English - Date: 2009-10-21 23:10:00
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42 | Add to Reading ListSource URL: www.apgtf-uk.comLanguage: English - Date: 2014-01-06 09:15:37
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43 | Add to Reading ListSource URL: www.nationalcoalcouncil.orgLanguage: English - Date: 2015-04-30 00:31:46
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44 | Add to Reading ListSource URL: www.coalassociation.orgLanguage: English - Date: 2009-03-31 17:18:00
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45 | Add to Reading ListSource URL: www.coalassociation.orgLanguage: English - Date: 2008-03-19 23:58:00
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46 | Add to Reading ListSource URL: www.nationalcoalcouncil.orgLanguage: English - Date: 2015-04-30 00:31:42
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47 | Add to Reading ListSource URL: www.chichilnisky.comLanguage: English - Date: 2014-10-07 13:53:23
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48 | Add to Reading ListSource URL: www.apgtf-uk.comLanguage: English - Date: 2014-01-06 09:22:57
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49 | Add to Reading ListSource URL: www.coalresearchforum.orgLanguage: English - Date: 2010-05-27 07:57:00
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50 | Add to Reading ListSource URL: www.coalassociation.orgLanguage: English - Date: 2008-10-12 18:00:00
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