Walter Scott
Walter Scott is credited as writer on 30 issues in grailworth's catalog, 10 issues of them across 3 series we value. Characters first seen in issues they wrote or drew include Dr. Occult, Rose Psychic, Sander Amster and Mrs. Amster.
Characters they introduced
Every issue
More Fun Comics (1936) 4 issues
Secret Hearts (1949) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.