| Paper | Date | Page | Article Title | Type | ||
|---|---|---|---|---|---|---|
| 151 |
 |
Helper Journal | 1971-02-18 | 2 | page | |
| 152 |
 |
Helper Journal | 1971-02-11 | 3 | page | |
| 153 |
 |
Helper Journal | 1971-02-18 | 1 | page | |
| 154 |
 |
Helper Journal | 1971-02-11 | 4 | page | |
| 155 |
 |
Helper Journal | 1971-02-11 | 1 | page | |
| 156 |
 |
Helper Journal | 1971-02-25 | 2 | page | |
| 157 |
 |
Helper Journal | 1971-02-18 | 3 | page | |
| 158 |
 |
Helper Journal | 1971-02-04 | 1 | page | |
| 159 |
 |
Helper Journal | 1971-02-25 | 3 | page | |
| 160 |
 |
Helper Journal | 1971-02-25 | 1 | page | |
| 161 |
 |
Helper Journal | 1971-02-04 | 2 | page | |
| 162 |
 |
Helper Journal | 1971-02-25 | 4 | page | |
| 163 |
 |
Helper Journal | 1971-02-18 | 4 | page | |
| 164 |
 |
Helper Journal | 1971-02-04 | 4 | page | |
| 165 |
 |
Helper Journal | 1971-02-04 | 3 | page | |
| 166 |
 |
Helper Journal | 1971-02-11 | 2 | page | |
| 167 |
 |
Helper Journal | 1970-02-12 | 3 | page | |
| 168 |
 |
Helper Journal | 1969-02-27 | 1 | page | |
| 169 |
 |
Helper Journal | 1970-02-19 | 3 | page | |
| 170 |
 |
Helper Journal | 1969-02-20 | 4 | page | |
| 171 |
 |
Helper Journal | 1969-02-06 | 1 | page | |
| 172 |
 |
Helper Journal | 1969-02-06 | 2 | page | |
| 173 |
 |
Helper Journal | 1970-02-26 | 4 | page | |
| 174 |
 |
Helper Journal | 1970-02-12 | 4 | page | |
| 175 |
 |
Helper Journal | 1969-02-06 | 4 | page |