A copper diving helmet made in Russia and dated 1994, the hand beaten helemt with three face plates (front removable). pepper pot valve, blanked off valve, air intake and copper handle, secured by three bolt brass collar to copper breast plate with brass shoulder hooks, together with a canvass and rubber suit; a brass-sheathed, rubber handled diving knife with leather securing strap and a pair of weighted boots with detachable rubber inner linings; the helmet -- 20in. (51cm.) in height