| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 51 |
 |
Helper Journal | 1931-06-04 | 7 | page | |
| 52 |
 |
Helper Journal | 1931-06-04 | 8 | page | |
| 53 |
 |
Helper Journal | 1931-06-11 | issue | ||
| 54 |
|
Helper Journal | 1931-06-11 | 1 | page | |
| 55 |
 |
Helper Journal | 1931-06-11 | 2 | page | |
| 56 |
 |
Helper Journal | 1931-06-11 | 3 | page | |
| 57 |
 |
Helper Journal | 1931-06-11 | 4 | page | |
| 58 |
 |
Helper Journal | 1931-06-11 | 5 | page | |
| 59 |
 |
Helper Journal | 1931-06-11 | 6 | page | |
| 60 |
 |
Helper Journal | 1931-06-11 | 7 | page | |
| 61 |
 |
Helper Journal | 1931-06-11 | 8 | page | |
| 62 |
 |
Helper Journal | 1931-06-18 | issue | ||
| 63 |
|
Helper Journal | 1931-06-18 | 1 | page | |
| 64 |
 |
Helper Journal | 1931-06-18 | 2 | page | |
| 65 |
 |
Helper Journal | 1931-06-18 | 3 | page | |
| 66 |
 |
Helper Journal | 1931-06-18 | 4 | page | |
| 67 |
 |
Helper Journal | 1931-06-18 | 5 | page | |
| 68 |
 |
Helper Journal | 1931-06-18 | 6 | page | |
| 69 |
 |
Helper Journal | 1931-06-18 | 7 | page | |
| 70 |
 |
Helper Journal | 1931-06-18 | 8 | page | |
| 71 |
 |
Helper Journal | 1931-06-18 | 9 | page | |
| 72 |
 |
Helper Journal | 1931-06-18 | 10 | page | |
| 73 |
 |
Helper Journal | 1931-06-25 | issue | ||
| 74 |
|
Helper Journal | 1931-06-25 | 1 | page | |
| 75 |
 |
Helper Journal | 1931-06-25 | 2 | page |