The Double Ourobouros - Diagram and Description
| First published | October 1984 |
|---|---|
| Type | Interior Art |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| October 1984 |
|
A Pliocene Companion | Houghton Mifflin | Nonfiction | 156 |
| October 1984 | The Saga of Pliocene Exile | Houghton Mifflin | Omnibus | 156|5156 |