Adventures into the Unknown #13

Adventures into the Unknown #13 is an anthology issue featuring multiple stories. One story involves government agents investigating a plot by a villainous organization called the League of Civilization, led by Hamilton Browne, who plans to provoke nations into destroying each other through atomic warfare. Another story follows a man who encounters mysterious supernatural phenomena in a cypress swamp, including disembodied voices and a ghostly apparition. A third story depicts a man discovering a magical mirror that grants access to an alternate world, where he helps children escape and return to the normal world. The issue is presented as a "giant 52-page size" thrill-packed collection.