Creator from 
United States
John Clark
- Born as
- Leonard John Clark
- Also known as
- JCl, Bucky O'Neill, Bucky O'Neill
- Script
- 268 stories
- Plot
- 268 stories
- Ink
- 4 stories
- Pencils
- 3 stories
Stories
4 stories| Title | Year | By | As | Kind | Pages | Made in | Printings |
|---|---|---|---|---|---|---|---|
| Untitled cover | 1996 | John Clark, Romano Scarpa | plot, script | 1 | Another Rainbow (Gladstone) | 9 | |
| Colossus of the Nile part 2 | 1996 | John Clark, Romano Scarpa | plot, script | 1 | Another Rainbow (Gladstone) | 5 | |
| Uncle Scrooge A Retrospective | 1996 | John Clark | plot, script | 2 | Non-Disney and/or non-comics | 2 | |
| Gladstone profile: William Van Horn | 1996 | John Clark | pencils, ink | 1 | Non-Disney and/or non-comics | 1 |