Jon Blummer
Jon Blummer is credited as penciller on 199 issues, inker on 196 issues, writer on 131 issues, letterer on 111 issues and others in grailworth's catalog, 153 issues of them across 23 series we value. That includes 1 key issue, such as Sensation Comics #1 (1942). Characters first seen in issues they wrote or drew include Wildcat, Mr. Terrific, Donna Bonita and Wanda Wilson.
Key issues
Characters they introduced
Every issue
All-American Comics (1939) 69 issues
All-Star Comics (1940) 1 issue
Chilling Tales of Horror (1969) 2 issues
Fantastic Worlds (1952) 1 issue
Flashback (1973) 1 issue
G.I. Combat (1957) 1 issue
Green Lantern (1941) 3 issues
National Comics (1940) 1 issue
New Heroic Comics (1946) 1 issue
Out of the Night (1952) 1 issue
Real Life Comics (1941) 1 issue
Shadow Comics (1940) 1 issue
Superboy (1949) 1 issue
World's Finest Comics (1941) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.