Cartoon: "Well---this certainly challenges the credibility of the Columbus theory!"
| First published | September 1956 |
|---|---|
| Type | Interior Art |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| September 1956 |
|
Amazing Stories, September 1956 | Ziff-Davis Publishing Company | MAGAZINE | 53 |
| December 1969 |
|
Science Fiction Greats, Winter 1969 | Ultimate Publishing Co., Inc. | MAGAZINE | 39 |
| July 2013 |
|
Amazing Stories, September 1956 | Pulp Tales Press | Anthology | 53 |