Rautavaara's Case

From Author Wars - https://authorwars.com/books/rautavaaras-case-1225261.html

Overview:

Title: Rautavaara's Case
Author: Hubert Kretzschmar
Year: 1980
Type: Interior Art

Editions/Publications:

Unknown. Omni, October 1980 (Unknown, Hubert Kretzschmar, Omni Publications International Ltd., $2.25, 196 pages, bedsheet, MAGAZINE)
Unknown. The Best of Omni Science Fiction No. 5 (Unknown, Hubert Kretzschmar, Omni Publications International Ltd., $4.50, 144 pages, Trade Paperback, Anthology)