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| 0000070145-16-000153-index.html | 2016-08-05 13:38:12 | |
| 0000070145-16-000153.txt | 2016-08-05 13:38:12 | |
 0000070145-16-000153-xbrl.zip | 243613 | 2016-08-05 13:38:12 |
| FilingSummary.xml | 30865 | 2016-08-05 13:38:12 |
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| nfg-20160630.xsd | 58384 | 2016-08-05 13:38:12 |
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| nfg-20160630_lab.xml | 712735 | 2016-08-05 13:38:12 |
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| nfg-6302016xexhibit101.htm | 136766 | 2016-08-05 13:38:12 |
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| report.css | 2767 | 2016-08-05 13:38:12 |
| Show.js | 1410 | 2016-08-05 13:38:12 |