| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 76 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 2 | page | |
| 77 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 3 | page | |
| 78 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 4 | page | |
| 79 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 5 | page | |
| 80 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 6 | page | |
| 81 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 7 | page | |
| 82 |
 |
Rocky Mountain Oil and Mining Journal | 1970-03-30 | 8 | page |