The secret of Fiery Gorge
Wilson Gage, Mary Stevens (Illustrator)
Marjorie Barton, her brother, and her cousin become involved in a mystery which at one moment seems to suggest of Martians, the next the likelihood of vast supplies of uranium. What they uncover is of more scientific than financial value
Gedrukt boek, English, ©1960
World Pub. Co., Cleveland, ©1960