Gilbert and Edgar on Mars

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Overview:

Title: Gilbert and Edgar on Mars
Author: J. K. Potter
Year: 2009
Type: Cover Art

Editions/Publications:

Unknown. Gilbert and Edgar on Mars (Unknown, J. K. Potter, PS Publishing, ISBN-10: 9781906301682, £25.00, 89 pages, Hardcover, Chapter Book)
Unknown. Gilbert and Edgar on Mars (Unknown, J. K. Potter, PS Publishing, ISBN-10: 9781906301675, £12.00, 89 pages, Hardcover, Chapter Book)