Thrice Upon a Time

Science Fiction by Джеймс Патрик Хоган

Blurb

Thrice Upon A Time is a science fiction novel by James P. Hogan, first published in 1980. Unlike most other time travel stories, Thrice Upon A Time considers the ramifications of sending messages into the past and/or receiving messages from the future, rather than the sending of physical objects through time.

First Published

1980

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