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| 0000072909-16-000024-index.html | 2016-08-04 16:04:08 | |
| 0000072909-16-000024.txt | 2016-08-04 16:04:08 | |
 0000072909-16-000024-xbrl.zip | 200978 | 2016-08-04 16:04:08 |
| FilingSummary.xml | 33604 | 2016-08-04 16:04:08 |
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| nspw-20160630.xsd | 56270 | 2016-08-04 16:04:08 |
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| nspw-20160630_lab.xml | 676029 | 2016-08-04 16:04:08 |
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| nspw0630201610-q.htm | 889493 | 2016-08-04 16:04:08 |
| nspwex3101q22016.htm | 12904 | 2016-08-04 16:04:08 |
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| report.css | 2767 | 2016-08-04 16:04:08 |
| Show.js | 1410 | 2016-08-04 16:04:08 |