Keen Detective Funnies — Centaur
Issue: #18
Last valuation update: 2026-09-30
Keen Detective Funnies (1938) #18 is published by Centaur and was released in Mar 1940. View cover art, issue details, and related characters and contributors.
Characters: Masked Marvel, Dean Denton, The Eye, Conqueror, Spark O'leary