Detective Comics #38 comic book (Apr 1940) DC- 1st Appearance of Robin- 68 pagesLuther Auctions4.6(118)US$11,500(3 bids)3 days Left
Detective Comics #67 comic book (Sept 1942) DC- 1st Appearance of Penguin- 68 pagesLuther Auctions4.6(118)US$2,000(1 bid)3 days Left
Detective Comics #400 Cover Color Guide Original Art (DC Comics, 1970)Landry Pop Auctions4.3(29)US$1,000Sep 9, 2026
BATMAN #171 1ST APP RIDDLER IN SILVER AGE ~3.5/4.0Florida Estate Sales Inc.4.3(480)US$280(4 bids)16 hrs Left
Batman #139 1st Appearance of Original Bat-Girl Betty Kane (DC Comics, 1961)Stanley Gibbons Baldwin’s4.3(3)£100Sep 11, 2026
