A NORDIC NEOLITHIC FLAKED FLINT AXE, of mottled yellowish-brown stone, unpolished with thin butt and curved cutting blade, 11 1/8in. (28.3cm.) long; another grey flint axe, unpolished, 9¼in. (23.5cm.) long; a smoothed axe of green rock speckled pale yellow, with thin butt and blade, 9½in. (24.1cm.) long, from Denmark, all circa 4000-3500 B.C.; and a Western Neolithic brown flint blade core, with elongated flaking scars on one face, circa 2500-2000 B.C., 10 5/8in. (27cm.) long (4)