| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 1 |
 |
Mt. Pleasant Pyramid | 1930-02-07 | 5 | unclassified | |
| 2 |
 |
Mt. Pleasant Pyramid | 1934-02-02 | 4 | unclassified | |
| 3 |
 |
Mt. Pleasant Pyramid | 1944-02-11 | 2 | unclassified | |
| 4 |
 |
Mt. Pleasant Pyramid | 1945-02-09 | 5 | unclassified |