Abstract: A layered clad laminate with universal center plane adapted for the manufacture of printed wiring board comprising an electrically conductive self-sustaining, integral metal center sheet having, in repetitive fashion, a series of predetermined patterns of punched or photochemically developed openings therein, said sheet being pressed between electrical insulating layers of resin impregnated reinforcing material, said layers being adhered to said sheet and to each other through said openings, and on each of the outer surfaces of said laminate and adhered thereto a layer of electrically conductive metal foil which is essentially uniform and imperforate.