Detective Comics #400 Cover Color Guide Original Art (DC Comics, 1970)Landry Pop Auctions4.3(29)$1,0002 days Left
BATMAN #171 1ST APP RIDDLER IN SILVER AGE ~3.5/4.0Florida Estate Sales Inc.4.3(483)$110(1 bid)Oct 3, 2026
Batman #139 1st Appearance of Original Bat-Girl Betty Kane (DC Comics, 1961)Stanley Gibbons Baldwin’s4.3(3)£100(1 bid)4 days Left
Batman #169 & #190 2nd Appearance of The Penguin & Iconic Cover (DC Comics, 1965-67)Stanley Gibbons Baldwin’s4.3(3)£504 days Left
