| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 226 |
 |
Helper Journal | 1971-12-02 | issue | ||
| 227 |
 |
Helper Journal | 1972-03-23 | issue | ||
| 228 |
 |
Helper Journal | 1973-09-27 | issue | ||
| 229 |
 |
Helper Journal | 1973-02-22 | issue | ||
| 230 |
 |
Helper Journal | 1972-07-13 | issue | ||
| 231 |
 |
Helper Journal | 1972-07-20 | issue | ||
| 232 |
 |
Helper Journal | 1971-12-16 | issue | ||
| 233 |
 |
Helper Journal | 1973-08-02 | issue | ||
| 234 |
 |
Helper Journal | 1972-12-28 | issue | ||
| 235 |
 |
Helper Journal | 1972-05-25 | issue | ||
| 236 |
 |
Helper Journal | 1971-10-21 | issue | ||
| 237 |
 |
Helper Journal | 1972-06-15 | issue | ||
| 238 |
 |
Helper Journal | 1973-12-13 | issue | ||
| 239 |
 |
Helper Journal | 1973-05-10 | issue | ||
| 240 |
 |
Helper Journal | 1972-10-05 | issue | ||
| 241 |
 |
Helper Journal | 1972-03-02 | issue | ||
| 242 |
 |
Helper Journal | 1973-10-18 | issue | ||
| 243 |
 |
Helper Journal | 1973-08-30 | issue | ||
| 244 |
 |
Helper Journal | 1973-01-25 | issue | ||
| 245 |
 |
Helper Journal | 1972-06-22 | issue | ||
| 246 |
 |
Helper Journal | 1971-11-18 | issue | ||
| 247 |
 |
Helper Journal | 1973-07-05 | issue | ||
| 248 |
 |
Helper Journal | 1971-11-25 | issue | ||
| 249 |
 |
Helper Journal | 1973-07-12 | issue | ||
| 250 |
 |
Helper Journal | 1972-12-07 | issue |