back and front covers: reprints (cropped) the cover art from MYSTERIES OF UNEXPLORED WORLDS #3, apr 1957

14-page introduction by blake bell
reprints (cropped) page 1 of "the badmen"" from 2-GUN WESTERN #4, may 1956
reprints (cropped) panel 6, page 3 of "no bars could hold him!" from MYSTERY TALES #45, sep 1956
reprints (cropped) panel 1, page 4 of "the moving stairs!" from STRANGE TALES OF THE UNUSUAL #5, aug 1956
reprints (cropped) panel 6, page 4 of "the only one" from TEXAS RANGERS IN ACTION #8, jul 1957
reprints (cropped) panel 5, page 3 of "the faceless man!" from JOURNEY INTO UNKNOWN WORLDS #51, nov 1956
reprints (cropped) panel 2, page 2 of "what happened?" from OUT OF THIS WORLD #3, mar 1957
reprints (cropped) panel 1, page 2 of "the vanishing martians" from MARVEL TALES #147, jun 1956
reprints (cropped) panel 7, page 4 of "the most dangerous man in the world!" from WORLD OF MYSTERY #6, apr 1957
reprints (cropped) panel 1, page 1 of "the mystery man!" from WORLD OF MYSTERY #3, oct 1956

reprints "starlight starbright" from FROM HERE TO INSANITY VOL. 3, #1, apr 1957
reprints "there'll be some changes made" from JOURNEY INTO MYSTERY #33, apr 1956
reprints "those who vanish!" from JOURNEY INTO MYSTERY #38, sep 1956
reprints "the man who could never be killed" from STRANGE SUSPENSE STORIES #31, feb 1957
reprints "adrift in space" from MYSTERIES OF UNEXPLORED WORLDS #8, jun 1958
reprints "the king of planetoid x" from MYSTERIES OF UNEXPLORED WORLDS #7, feb 1958
reprints the cover and "the gloomy one" from STRANGE SUSPENSE STORIES #31, feb 1957
reprints the cover and "the man who stepped out of a cloud" from OUT OF THIS WORLD #5, sep 1957
reprints "stowaway" from MYSTERIES OF UNEXPLORED WORLDS #5, oct 1957
reprints the cover and "what happened?" from OUT OF THIS WORLD #3, mar 1957
reprints "what wilbur saw..." from TALES OF THE MYSTERIOUS TRAVELER #2, feb 1957
reprints "the supermen" from OUT OF THIS WORLD #3, mar 1957
reprints the cover and "flying dutchman" from OUT OF THIS WORLD #4, jun 1957
reprints the cover, "a world of his own" and "the last laugh" from STRANGE SUSPENSE STORIES #32, may 1957
reprints "mystery planet" STRANGE SUSPENSE STORIES #36, mar 1958
reprints "the conquered earth" from OUT OF THIS WORLD #4, jun 1957
reprints "assignment treason" from OUTER SPACE #18, aug 1958
reprints "the secret of capt. x" from OUT OF THIS WORLD #8, may 1958
reprints the cover, "the strange guests of tsarus", and "a world where i was king" from
XXXIXXXMYSTERIES OF UNEXPLORED WORLDS #3, apr 1957
reprints "gavin's stupid mule" from FIGHTING ARMY #20, may 1957
reprints "a forgotten world" from MYSTERIES OF UNEXPLORED WORLDS #3, apr 1957
reprints "the cheapest steak in nome" from MYSTERIES OF UNEXPLORED WORLDS #7, feb 1958
reprints the cover and "valley in the mist" from MYSTERIES OF UNEXPLORED WORLDS #4, jul 1957
reprints the cover and "director of the board" from STRANGE SUSPENSE STORIES #33, aug 1957
reprints "they didn't believe him" from MYSTERIES OF UNEXPLORED WORLDS #3, apr 1957
reprints "forever and ever" from STRANGE SUSPENSE STORIES #33, aug 1957
reprints "my secret" from OUT OF THIS WORLD #3, mar 1957
reprints "the cover and "a dreamer's world" from MYSTERIES OF UNEXPLORED WORLDS #5, oct 1957
reprints "the man who could see tomorrow" from UNUSUAL TALES #7, may 1957
reprints the cover and "the desert" from TALES OF THE MYSTERIOUS TRAVELER #4, aug 1957
reprints the cover and "secret mission" from TALES OF THE MYSTERIOUS TRAVELER #3, may 1957
reprints "escape", "test of a man", and "operation blacksnake" from
XXXIXXXTALES OF THE MYSTERIOUS TRAVELER #4, aug 1957
reprints "the mirage" from MYSTERIES OF UNEXPLORED WORLDS #5, oct 1957
reprints "the only one" from TEXAS RANGERS IN ACTION #8, jul 1957
reprints the cover from UNUSUAL TALES #6, feb 1957
reprints the cover and "the man who painted on air" from UNUSUAL TALES #7, may 1957