Abstract: A method of molding finger rings of the type having a hollowed-out interior portion, but whose exterior surfaces are identical to rings without such hollowed-out portion comprising securing a wax, shell ring pattern to the exterior surface of a wax, tubular section to form a wax ring pattern and molding a finger ring from said wax ring pattern via an investment method of casting.

Abstract: An improved geometrical instrument for laying out and proportioning photographs and the like including a pair of angle members disposed in overlapping relationship, a diagonal strut connecting said angle members together for limited movement and means securing said angle members and strut together for selected relative movement between said angle members. The instrument of the present invention also includes an inset edge located at the apex of each of the included angles of the angle members to enable the user to make crop marks accurately reflecting the desired area.