Shadow Thing

From Author Wars - https://authorwars.com/books/shadow-thing-1482023.html

Overview:

Title: Shadow Thing
Author: Rick McCollum
Year: 1982
Type: Interior Art

Editions/Publications:

Unknown. The Ghost Ocean (Unknown, Rick McCollum, Gibbelins Gazette Publications, ISBN-10: 096104523X, $10.00, 45 pages, Hardcover, Collection)
Unknown. The Ghost Ocean (Unknown, Rick McCollum, Gibbelins Gazette Publications, $5.00, 46 pages, Pamphlet, Collection)