Future Past: Worlds That Never Were

From Author Wars - https://authorwars.com/publications/future-past-worlds-that-never-were-277275.html

Overview:

Title: Future Past: Worlds That Never Were
Author: Virgil Finlay
Year: Unpublished
ISBN-10: 1599290251
Publisher: Underwood Books
Price: $29.95
Pages: 400
Binding: Hardcover
Type: Non-fiction
Title Reference: Future Past: Worlds That Never Were
Notes: Either canceled or postponed. There is no mention of it on the publisher's website and orders for it through online booksellers have been canceled.