DC Comics © December 1965, Batman #177.  The story "Two Batmen Too Many!". Batman concocts a scheme against numbers racketeer Ed Garvey to prove conclusively that the crook planned and carried out the Kimber Gem job.

Characters: Batman [Bruce Wayne]; Robin [Dick Grayson]; Elongated Man [Ralph Dibny; aka Big Batman]; The Atom [Ray Palmer; aka Little Batman]; The Bangle Brothers (carnival owners); Ed "Numbers" Garvey (villain); Garvey's gang (villains)

Script: Bill Finger    Pencils: Sheldon Moldoff    Inks: Joe Giella

This book appears (vg 42), w/ the expected nics, tics, wear and tear.  Thanks for looking.     7120-9112-42