Showcase (1956-) #16

“THE SECRET OF THE SPACE MONSTER.” President Thaddeus Starr is warned of a space-monster sighting near Ganymede, a moon of Jupiter. Space Ranger thinks things don’t quite add up and decides to investigate. Plus, “THE RIDDLE OF THE LOST RACE.”

Written By:
Gardner Fox, Edmond Hamilton
Pencils:
Bob Brown
Inks:
Bob Brown
Cover By:
Bob Brown