Publisher: Viking (USA).
Year of publication: 1982.
State: uncorrected proof (gray illustrated wrappers).
Print run: unknown.
Publisher: Macdonald (UK).
Year of publication: 1982.
State: uncorrected proof (gray illustrated wrappers).
Print run: unknown (extremely scarce).
Comments: almost identical to the Viking proof, but with a different publisher's name on the cover.
Image source: carlosdetweiller.
Description: biomieg.