| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 1 |
 |
Helper Journal | 1932-07-21 | 4 | page | |
| 2 |
 |
Helper Journal | 1965-06-03 | 2 | page | |
| 3 |
 |
Helper Journal | 1936-01-31 | 5 | page | |
| 4 |
 |
Helper Journal | 1953-02-05 | 3 | page | |
| 5 |
 |
Helper Journal | 1947-07-03 | 1 | page | |
| 6 |
 |
Helper Journal | 1948-10-14 | 2 | page | |
| 7 |
 |
Helper Journal | 1927-08-11 | 1 | page | |
| 8 |
 |
Helper Journal | 1956-10-25 | 5 | page | |
| 9 |
 |
Helper Journal | 1953-12-23 | 16 | page | |
| 10 |
 |
Helper Journal | 1959-07-30 | 9 | page | |
| 11 |
 |
Helper Journal | 1932-08-25 | 1 | page | |
| 12 |
 |
Helper Journal | 1950-03-30 | 1 | page | |
| 13 |
 |
Helper Journal | 1966-06-23 | 1 | page |