| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 76 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-23 | 4 | page | |
| 77 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-30 | 8 | page | |
| 78 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-16 | 1 | page | |
| 79 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-16 | 3 | page | |
| 80 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-23 | 6 | page | |
| 81 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-09 | 4 | page | |
| 82 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-02 | 3 | page | |
| 83 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-30 | 5 | page | |
| 84 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-02 | 6 | page | |
| 85 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-09 | 3 | page | |
| 86 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-16 | 4 | page | |
| 87 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-09 | 7 | page | |
| 88 |
 |
Rocky Mountain Oil and Mining Journal | 1969-06-30 | 6 | page |