"The last of seven sections of a larger, yet unpublished, work to be termed The Experiment"--Inside back cover.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Ghosts of the quaternary by Eric Ratcliffe. ISBN 090483817X. Published by Astrapost in 1992. Publication and catalogue information, links to buy online and reader comments.
