Jason, Son of Jason is a science fiction novel by John Ulrich Giesy. It was
first published in book form in 1966 by Avalon Books. The novel was originally
serialized in five parts in the magazine Argosy All-Story beginning in April
1921.
The third and final novel in the Jason Croft series once more brings Jason
into contact with Dr. George Murray on Earth. This time, Jason brings Dr.
Murray along via astral projection to Palos. Naia is suffering complications
with her pregnancy, and Jason enlists the good doctor to help. After the birth,
the child and mother are kidnapped by the Zollarians, and Croft once again uses
his knowledge of earth technology to overcome the challenges he faces.