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| 0000070145-13-000038-index.html | 2013-06-21 11:55:23 | |
| 0000070145-13-000038.txt | 2013-06-21 11:55:23 | |
| nfg-20121231x11k.htm | 733122 | 2013-06-21 11:55:23 |
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