Published: June 1962
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Invaders from the planet Ergdol, which is located in the Earth's orbit, but on the opposite side of the sun, plan to conquer Earth using a small model of the planet at the entrance of the World's Fair.
Johnny's grandfather has been telling stories for years about encountering alien invaders during World War I. No one but Johnny actually believes the stories, until the aliens return in the present, and Gran'pa knows how to defeat them.
Story Featuring The Atomic Knights
The Knights encounter alien raiders who want to steal their armor, which was exposed to radiation and turned into the metal that the aliens call Zaxion, which they have used to conquer many planets.
Story Featuring Adam Strange
"Roam the black gulfs of interplanetary space..."
house ad for Mystery in Space (DC, 1951 series) #76
Letter Column Featuring Spotlight on Science
scientific inquiries from readers H.T., A.E., H.T., N.P., V.A., I.S.
Letter Column Featuring Spotlight on Strange Adventures
Letters submitted by Steve Perrin; Steve Stern; Paul Seydor
Story Featuring Hawkman
house ad for The Brave and the Bold (DC, 1955 series) #42, on sale April 26
Story Featuring The Atom
house ad for The Atom (DC, 1962 series) #1, on sale April 24
Frank takes his friends to the public library where they are impressed with the different kinds of books that can teach them new things.
published in cooperation with the National Social Welfare Assembly
inside front cover; house ad for Aquaman (DC, 1962 series). Hawkman [then appearing in The Brave and the Bold (DC, 1955 series)], Atom (DC, 1962 series) and Metal Men [then appearing in Showcase (DC, 1956 series)]
Ad Featuring Honor House Products Novelties
Sold by Honor House Products. Back cover.
Inside back cover.
Ad Featuring Salada Tea , Ad Featuring Junket Desserts
Ad Featuring Garcelon Stamps
Ad Featuring 100 Toy Soldiers
Ad Featuring Palisades Amusement Park Admission
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