Synopsis

Batman and Robin battle the Cluemaster; meanwhile, Aunt Harriet discovers the secret entrance to the Batcave. The Elongated Man wants to donate his old costume to Central City’s Flash Museum, but it’s been stolen.

Written By:

Henry Boltinoff Gardner Fox Jack Schiff

Pencils:

Sheldon Moldoff Henry Boltinoff Carmine Infantino

Inks:

Sheldon Moldoff Henry Boltinoff Carmine Infantino Sid Greene

Cover By:

Carmine Infantino Murphy Anderson