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| 0000789933-17-000060-index.html | 2017-11-01 17:20:38 | |
| 0000789933-17-000060.txt | 2017-11-01 17:20:38 | |
 0000789933-17-000060-xbrl.zip | 120695 | 2017-11-01 17:20:38 |
| exhibit311q317.htm | 14731 | 2017-11-01 17:20:38 |
| exhibit312q317.htm | 14724 | 2017-11-01 17:20:38 |
| exhibit32q317.htm | 11410 | 2017-11-01 17:20:38 |
| exhibit95q317.htm | 104232 | 2017-11-01 17:20:38 |
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| nacco-20170930.xsd | 24916 | 2017-11-01 17:20:38 |
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| report.css | 2767 | 2017-11-01 17:20:38 |
| Show.js | 1410 | 2017-11-01 17:20:38 |