| 117899 | Facilities | 582647 | Letter:J.R.Drilling to COGCC | 30466 | 4/24/1980 | Download |
| 117899 | Facilities | 582648 | Application for Permit to use Earthen Pit | 79737 | 6/11/1981 | Download |
| 117899 | Facilities | 582645 | Application for Permit to use Earthen Pit | 52544 | 11/20/1980 | Download |
| 117899 | Facilities | 582649 | Pit Inspection Form | 28244 | 3/24/1986 | Download |