L.P. Gregory
Letterer 4
| Title | Number | Date | Format | |
|---|---|---|---|---|
 | "The Sinister Shadow Of... Doomsday!" #38 | Vol. 1 #38 | 1967-11 | Softcover |
 | "The Sinister Shadow of...Doomsday!" #86 | Vol. 1 #86 | 1974-02 | Softcover |
 | Fiend in the Fog #172 | Vol. 1 #172 | 1974-02 | Softcover |
 | Sacrifice Play #173 | Vol. 1 #173 | 1974-04 | Softcover |