| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| 1968 | Reap: The Baycon Guest-of-Honor Speech | Philip José Farmer | Nonfiction | ||
| November 1968 |
|
Science Fiction Review, November 1968 | Richard E. Geis | MAGAZINE | 4 |
| August 2006 |
|
Worldcon Guest of Honor Speeches | ISFiC Press | Nonfiction | 114 |