Nestor Olivera
Nestor Olivera is credited as penciller on 31 issues, inker on 31 issues, cover artist on 12 issues and writer on 1 issue in grailworth's catalog, 12 issues of them across 6 series we value.
Every issue
Career Girl Romances (1964) 2 issues
Grimm's Ghost Stories (1972) 1 issue
Outlaws of the West (1957) 1 issue
Sweethearts (1954) 1 issue
Terrors of Dracula (1979) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.