71 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:32:20
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72 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:41:19
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73 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:37:38
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74 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:11:48
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75 | Add to Reading ListSource URL: pubs.usgs.gov- Date: 2005-06-13 16:47:29
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76 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-09-27 13:48:30
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77 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:15:17
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78 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:12:28
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79 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:20:38
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80 | Add to Reading ListSource URL: pubs.usgs.govLanguage: English - Date: 2005-06-10 19:41:47
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