Masters of Space  (Paperback, E. Everett Evans, E. E. Smith)

In "Masters of Space," Evans and Smith likely explore themes related to space exploration, alien encounters, and advanced technology. The title suggests that the narrative may involve powerful beings or civilizations who have mastered the mysteries of space travel and exert influence over the cosmos. Both Evans and Smith are known for their contributions to the science fiction genre, with Smith being particularly renowned for his influential "Lensman" series. "Masters of Space" is likely to feature elements of high adventure, imaginative world-building, and epic confrontations between forces vying for control of the universe.