Hal Seeger
Hal Seeger is credited as writer on 30 issues, penciller on 2 issues and cover artist on 1 issue in grailworth's catalog, 10 issues of them across 3 series we value. Characters first seen in issues they wrote or drew include Howie, Mr. Van Roy, Grandpa Van Roy and Jimmie Van Roy.
Characters they introduced
Every issue
The Farmer's Daughter (1954) 1 issue
G.I. Jane (1953) 2 issues
Credits from the Grand Comics Database, CC BY-SA 4.0.