Thrice Upon a Time by James P. Hogan - SF - SFBookcase.com - Reference of Science Fiction and Fantasy Novels/Authors.

Series: Misc
Genre: SF
ISBN: 0345323866
Pages: 310 pages
Publisher: Ballantine/Del Rey
Reader Rating: Not rated

Thrice Upon a Time by James P. Hogan

Description: A machine that sends messages back to itself through time reveals a new, startling physics governing events in the universe, and provides a potent instrument for dealing with human affairs.