| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 51 |
 | Helper Journal | 1927-12-29 | issue | ||
| 52 |
 | Helper Journal | 1931-01-01 | issue | ||
| 53 |
 | Helper Journal | 1931-01-08 | issue | ||
| 54 |
 | Helper Journal | 1931-01-15 | issue | ||
| 55 |
 | Helper Journal | 1931-01-22 | issue | ||
| 56 |
 | Helper Journal | 1931-01-29 | issue | ||
| 57 |
 | Helper Journal | 1931-02-05 | issue | ||
| 58 |
 | Helper Journal | 1931-02-12 | issue | ||
| 59 |
 | Helper Journal | 1931-02-19 | issue | ||
| 60 |
 | Helper Journal | 1931-02-26 | issue | ||
| 61 |
 | Helper Journal | 1931-03-05 | issue | ||
| 62 |
 | Helper Journal | 1931-03-12 | issue | ||
| 63 |
 | Helper Journal | 1931-03-19 | issue | ||
| 64 |
 | Helper Journal | 1931-03-26 | issue | ||
| 65 |
 | Helper Journal | 1931-04-02 | issue | ||
| 66 |
 | Helper Journal | 1931-04-09 | issue | ||
| 67 |
 | Helper Journal | 1931-04-16 | issue | ||
| 68 |
 | Helper Journal | 1931-04-23 | issue | ||
| 69 |
 | Helper Journal | 1931-04-30 | issue | ||
| 70 |
 | Helper Journal | 1931-05-07 | issue | ||
| 71 |
 | Helper Journal | 1931-05-14 | issue | ||
| 72 |
 | Helper Journal | 1931-05-21 | issue | ||
| 73 |
 | Helper Journal | 1931-05-28 | issue | ||
| 74 |
 | Helper Journal | 1931-06-04 | issue | ||
| 75 |
 | Helper Journal | 1931-06-11 | issue |