| ▲Título▼ | ▲C▼ | △Año▼ | ▲V▼ | ▲Concepto▼ |
|---|---|---|---|---|
| The Haunter of the Dark (junto a Gene Colan) |   | 1973 | — | Guionista |
| The Haunter of the Dark ("Journey into Mystery Vol.02 No.04" cover art) (junto a Gene Colan) |  | 1973 | — | Guionista |
| The Shadow from the Steeple (junto a Rich Buckler) | | 1973 | — | Guionista |
| The Shambler from the Stars (junto a James Starlin) | | 1973 | — | Guionista |
| The Shambler from the Stars ("Journey into Mystery Vol.02 No.03" cover art) (junto a James Starlin) | | 1973 | — | Guionista |
