“Brothers in Crime!”
While visiting their trophy room, the Caped Crusaders come across a bullet-proof vest, a keepsake from a case involving the Rafferty Brothers, who unwittingly implicated their brother Peter in a murder.
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Batman #12 (1940) is issue #12 of DC's Batman (1940–2011), with a cover date of August 1942. Written by Don C. Cameron, Russell Cole, Bill Finger and others and drawn by Jack Burnley, Russell Cole, Bob Kane and others. grailworth values it from 19 recorded sales, most recently on Oct 28, 2026, and from how comics like it move in value from grade to grade.
Credits, characters and story details from the Grand Comics Database, CC BY-SA 4.0.