Ralph Carlson
Ralph Carlson is credited as penciller on 103 issues, inker on 103 issues, cover artist on 2 issues and writer on 1 issue in grailworth's catalog, 69 issues of them across 5 series we value. Characters first seen in issues they wrote or drew include Minute-Man, Bulletgirl and Captain Nazi.
Characters they introduced
Every issue
Crackajack Funnies (1938) 3 issues
Master Comics (1940) 24 issues
Popular Comics (1936) 2 issues
Rocky Lane Western (1949) 29 issues
Credits from the Grand Comics Database, CC BY-SA 4.0.