| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 1 |
 |
Helper Journal | 1931-06-18 | 4 | page | |
| 2 |
 |
Helper Journal | 1932-06-02 | 5 | page | |
| 3 |
 |
Helper Journal | 1932-06-16 | 3 | page | |
| 4 |
 |
Helper Journal | 1933-06-30 | 1 | page | |
| 5 |
 |
Helper Journal | 1945-06-14 | 2 | page | |
| 6 |
 |
Helper Journal | 1945-06-28 | 5 | page | |
| 7 |
 |
Helper Journal | 1946-06-27 | 5 | page | |
| 8 |
 |
Helper Journal | 1951-06-07 | 8 | page |