Gus Hartman
Gus Hartman is credited as letterer on 10 issues in grailworth's catalog, 5 issues of them across 4 series we value.
Every issue
The Establishment (2001) 2 issues
Gen 13 (1999) 1 issue
Scooby-Doo (1997) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.