THE FOURTH SIDE OF THE TRIANGLE. Ellery Queen, pseudonym for Avram Davidson.

THE FOURTH SIDE OF THE TRIANGLE.

New York: Random House, [1965]. Octavo, cloth. First edition. According to Douglas Dannay, this novel was written by Avram Davidson from a 71-page outline by Frederic Dannay, with Davidson's completed manuscript then revised by Dannay and Lee. Hubin, p. 660. Inked previous owner stamp and two inked letters to front paste-down, slight spine lean, a very good copy in a very good dust jacket with several tiny spots to front panel, mild shelf wear to spine ends and corner tips, small piece of superfluous clear tape to upper spine panel. (6733). Item #6733

Price: $15.00

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