THE RULE OF FOUR by Ian Caldwell and Dustin Thomason. (New York): The Dial Press, (2004). First edition, first printing. "A Dial Press Book May 2004" statement and first printing number code sequence 10 through 1 to the copyright page, $24.00 to the jacket's flap. SIGNED by the Two authors. SIGNED by each of the authors in black marker to the title page. This highly acclaimed biblio-mystery, rich with antiquarian manuscripts, decipher codes, and an intricate murder plot was dubbed 'The ultimate puzzle book'. A nice Double-SIGNED collectible and gift item. Fine, square, and firm in textured golden-sand over parchment-patterned boards with metallic-red embossed titles and rules to the spine, black headband and tail-band; in a fine dust jacket; original printed $24.00 price still intact to the front inner flap. NO remainder mark. PLEASE VIEW OUR STORE FOR MORE GREAT SIGNED MYSTERY BOOKS THANKS!