A sensational story of the Masters of the Moon and their mindless slaves—and a terrible threat against the inhabitants of Earth
"The strange and fearful story of the Moon City and its mind-vampires is one of the most astounding things recorded in the annals of the Transpatial Service Legion..."
From Heidelich's History of the Legion.
Foreword
DEEP in the heart of one of the innumerable craters on the face of the moon is situated the row of tiny, lighted buildings that are headquarters of the Moon Station of the Trans-spatial Service Legion. In these little artifically-temperatured, air-proof structures men of the Legion toil from Period to Period, wresting from Earth's desolate satellite all her age-old ores and metals for our use here on the mother planet. Strange happenings are welcome incidents in a life of dreary monotony to the
