Synopsis

“THE MYSTERY OF THE MENACING MASK!” The trail of a jewel thief leads to a subterranean enclave of criminals.

Written By:

Gardner Fox John Broome Jack Schiff Julius Schwartz

Pencils:

Sheldon Moldoff Carmine Infantino

Inks:

Carmine Infantino Joe Giella

Cover By:

Carmine Infantino Joe Giella