SF Encyclopedia Picture Gallery
Robert A Heinlein. 6 X H (New York: Pyramid Books, 1961) [coll: vt of The Unpleasant Profession of Jonathan Hoag (1959): pb/Robert J Engle]
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Robert A Heinlein. 6 X H (New York: Pyramid Books, 1961) [coll: vt of The Unpleasant Profession of Jonathan Hoag (1959): pb/Robert J Engle]
Image courtesy of Cover Browser