The Story of Our Earth: 2. The First Traces of Life
| First published | October 1969 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1969 |
|
If, October 1969 | Universal Publishing & Distributing Corporation | MAGAZINE | 83 |
| November 1969 |
|
If, November 1969 | Universal-Tandem Publishing Company Ltd. | MAGAZINE | 83 |