"When the Mummy Walks"
Reprinted from Tales to Astonish (Vol 1) #31.
An archeologist's research tells him that the original Egyptian pyramid was build not as a tomb, but as a prison. When they discover the structure, they also find a mummy of a giant within...still alive and very hostile. 7 pages.
"Where Will You Be, When...the Spider Strikes!"
Reprinted from Journey Into Mystery (Vol 1) #73.
The scientists of an atomic research center don't notice the small spider that becomes exposed to the radiation of their experiments, until it grows to monstrous proportion, and gaining intelligence as well. 7 pages.
"Behold Him! He Is the Martian!"
Reprinted from Tales to Astonish (Vol 1) #25.
Danny Blake will be the first astronaut on Mars, and is a hero to most. But, to one man, Blake is suspicious, so the man stows aboard the flight. Once underway, Blake reveals himself to be a Martian whose mission it is to convince Earthlings that Mars is inhospitable. The stowaway confronts him, but turns out to be a spy himself...from Jupiter. 6 pages.