| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 201 |
 |
Helper Journal | 1932-03-10 | issue | ||
| 202 |
 |
Helper Journal | 1932-03-31 | issue | ||
| 203 |
 |
Helper Journal | 1932-03-17 | issue | ||
| 204 |
 |
Helper Journal | 1932-03-24 | issue | ||
| 205 |
 |
Helper Journal | 1931-03-05 | issue | ||
| 206 |
 |
Helper Journal | 1931-03-26 | issue | ||
| 207 |
 |
Helper Journal | 1931-03-19 | issue | ||
| 208 |
 |
Helper Journal | 1931-03-12 | issue | ||
| 209 |
 |
Helper Journal | 1927-03-24 | issue | ||
| 210 |
 |
Helper Journal | 1927-03-17 | issue | ||
| 211 |
 |
Helper Journal | 1927-03-03 | issue | ||
| 212 |
 |
Helper Journal | 1927-03-31 | issue | ||
| 213 |
 |
Helper Journal | 1927-03-10 | issue |