| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 201 |
 |
Helper Journal | 1968-02-15 | 4 | page | |
| 202 |
 |
Helper Journal | 1968-02-15 | 1 | page | |
| 203 |
 |
Helper Journal | 1968-02-01 | 1 | page | |
| 204 |
 |
Helper Journal | 1968-02-01 | 2 | page | |
| 205 |
 |
Helper Journal | 1968-02-22 | 1 | page | |
| 206 |
 |
Helper Journal | 1968-02-01 | 3 | page | |
| 207 |
 |
Helper Journal | 1968-02-29 | 1 | page | |
| 208 |
 |
Helper Journal | 1968-02-08 | 3 | page | |
| 209 |
 |
Helper Journal | 1968-02-08 | 1 | page | |
| 210 |
 |
Helper Journal | 1968-02-15 | 3 | page | |
| 211 |
 |
Helper Journal | 1968-02-08 | 4 | page | |
| 212 |
 |
Helper Journal | 1968-02-29 | 3 | page | |
| 213 |
 |
Helper Journal | 1968-02-22 | 3 | page | |
| 214 |
 |
Helper Journal | 1968-02-29 | 2 | page | |
| 215 |
 |
Helper Journal | 1968-02-01 | 4 | page | |
| 216 |
 |
Helper Journal | 1968-02-15 | 2 | page | |
| 217 |
 |
Helper Journal | 1968-02-08 | 2 | page | |
| 218 |
 |
Helper Journal | 1968-02-22 | 4 | page | |
| 219 |
 |
Helper Journal | 1967-02-23 | 2 | page | |
| 220 |
 |
Helper Journal | 1967-02-09 | 1 | page | |
| 221 |
 |
Helper Journal | 1967-02-23 | 4 | page | |
| 222 |
 |
Helper Journal | 1967-02-09 | 4 | page | |
| 223 |
 |
Helper Journal | 1967-02-16 | 4 | page | |
| 224 |
 |
Helper Journal | 1967-02-16 | 1 | page | |
| 225 |
 |
Helper Journal | 1967-02-09 | 3 | page |