Boston: Little, Brown and Company, 1970.
First edition, first printing. Signed by both William H. Masters and Virginia E. Johnson on the front free endpaper and inscribed to former owners. Bound in publisher's original ocher cloth boards with gilt spine titles blocked in maroon. Near Fine with slight residue to bottom edges of covers, tiny stain to textblock edge and creasing to a several bottom page corners with several short associated marginal tears. In a Very Good+ unclipped dust jacket with sunning to the spine, rubbing and an old Doubleday price sticker to the rear panel. Item #140943752