Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001564590-19-014303-index.html | 2019-04-30 16:21:08 | |
| 0001564590-19-014303.txt | 2019-04-30 16:21:08 | |
| navg-10ka_20181231.htm | 1360869 | 2019-04-30 16:21:08 |
| navg-ex311_7.htm | 7065 | 2019-04-30 16:21:08 |
| navg-ex312_6.htm | 7133 | 2019-04-30 16:21:08 |