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|---|---|---|
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| 0000788965-18-000037-index.html | 2018-10-04 15:40:20 | |
| 0000788965-18-000037.txt | 2018-10-04 15:40:20 | |
| hnrg-20181001x8k.htm | 34534 | 2018-10-04 15:40:20 |
 hnrg-20181001x8kg001.jpg | 3943 | 2018-10-04 15:40:20 |
 hnrg-20181001x8kg002.jpg | 4345 | 2018-10-04 15:40:20 |
| hnrg-20181001xex16_1.htm | 7078 | 2018-10-04 15:40:20 |