Katz credit per Atlas Tales.
in Marvel Tales (Marvel, 1949 series) #151 (October 1956) [as "The Exchange"]
in Strange Tales (Marvel, 1951 series) #93 (February 1962)
in Weird Planets (Alan Class, 1962 series) #4 (1962)
in Sinister Tales (Alan Class, 1964 series) #19 ([1965?])
in Secrets of the Unknown (Alan Class, 1962 series) #95 ([circa 1969])
in Tales to Astonish (Marvel, 1959 series) #37 (November 1962)
in Tales of Suspense (Marvel, 1959 series) #52 (April 1964) [page 1], #53 (May 1964) [page 2]Spot illustration by unidentified artist.
| Script: | |
| Pencils: | Robert Q. Sale (signed as Robert Q. Sale) |
| Inks: | Robert Q. Sale (signed as Robert Q. Sale) |
| Colors: | ? |
| Letters: |
| Script: | ? |
| Pencils: | John Forte (signed as John Forte) |
| Inks: | John Forte (signed as John Forte) |
| Colors: | ? |
| Letters: | ? |