City at the Edge of Time

From Author Wars - https://authorwars.com/books/city-at-the-edge-of-time-1731764.html

Overview:

Title: City at the Edge of Time
Author: Gary Ruddell
Year: 1988
Type: Cover Art

Editions/Publications:

Unknown. City at the Edge of Time (Unknown, Gary Ruddell, Baen Books, ISBN-10: 0671697870, $3.95, 312 pages, Paperback, Novel)