| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 1 |
 |
Mt. Pleasant Pyramid | 1917-11-02 | 8 | unclassified | |
| 2 |
 |
Mt. Pleasant Pyramid | 1917-11-09 | 8 | unclassified | |
| 3 |
 |
Mt. Pleasant Pyramid | 1920-04-23 | 1 | unclassified | |
| 4 |
 |
Mt. Pleasant Pyramid | 1939-04-28 | 5 | unclassified | |
| 5 |
 |
Mt. Pleasant Pyramid | 1944-05-12 | 5 | unclassified | |
| 6 |
 |
Mt. Pleasant Pyramid | 1945-05-18 | 6 | unclassified |