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| 0000072207-17-000066-index.html | 2017-08-03 17:19:50 | |
| 0000072207-17-000066.txt | 2017-08-03 17:19:50 | |
 0000072207-17-000066-xbrl.zip | 263122 | 2017-08-03 17:19:50 |
| FilingSummary.xml | 27793 | 2017-08-03 17:19:50 |
| Financial_Report.xlsx | 83676 | 2017-08-03 17:19:50 |
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| nbl-20170630x10qxex322.htm | 6868 | 2017-08-03 17:19:50 |
| nbl-20170630_cal.xml | 104222 | 2017-08-03 17:19:50 |
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| report.css | 2767 | 2017-08-03 17:19:50 |
| Show.js | 1410 | 2017-08-03 17:19:50 |