Parent Directory| Name | Size | Last Modified |
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| 0000764180-19-000051-index.html | 2019-05-29 12:51:43 | |
| 0000764180-19-000051.txt | 2019-05-29 12:51:43 | |
| a2018formsd.htm | 21175 | 2019-05-29 12:51:43 |
| exhibit101conflictminerals.htm | 378011 | 2019-05-29 12:51:43 |