Signed by authors on front endpaper. ; First Edition 1954. ; Hardcover. 333 ; pp. ~6" x 8.5". Very Good Condition.  Please examine photos closely . ; Limited light wear & aging to covers. ; Binding is firm. ; Small spot of soiling at top of front endpaper and at top of title facing page; o/w i nterior is age toned, free of markings, with very limited mild soiling in margins. Ask any questions before purchase. All sales are final. Thanks . . .