Paper | Date | Page | Article Title | Type | ||
---|---|---|---|---|---|---|
1 | Rocky Mountain Oil and Mining Journal | 1969-10-06 | issue | |||
2 | Rocky Mountain Oil and Mining Journal | 1969-10-20 | issue | |||
3 | Rocky Mountain Oil and Mining Journal | 1970-10-26 | issue | |||
4 | Rocky Mountain Oil and Mining Journal | 1969-10-13 | issue | |||
5 | Rocky Mountain Oil and Mining Journal | 1970-10-19 | issue |