Dr Henshaw had created what he thought was a time travel machine and
he had sent guinea pigs through it. But now he needed a human guinea
pig to test it with.
Christopher Wilkonsen thought the whole idea was absurd, until a book
that had been sent through the machine came back with a thumb print
of his lost sweetheart Vanessa on it.
Down into the tortuous coils of time...
For Susan, as ever (Ace edition only)