| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1981 |
|
Denvention Two Program Book | Denvention Two, Inc. | Nonfiction | 142 |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1981 |
|
Denvention Two Program Book | Denvention Two, Inc. | Nonfiction | 142 |