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| 0000077360-17-000041-index.html | 2017-10-24 14:55:23 | |
| 0000077360-17-000041.txt | 2017-10-24 14:55:23 | |
 0000077360-17-000041-xbrl.zip | 310357 | 2017-10-24 14:55:23 |
| ex311ceocertification20170.htm | 14387 | 2017-10-24 14:55:23 |
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| ex321ceocertification20170.htm | 7357 | 2017-10-24 14:55:23 |
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| report.css | 2767 | 2017-10-24 14:55:23 |
| Show.js | 1410 | 2017-10-24 14:55:23 |