may also be cut out from the edge of the boards, thereby rigidly securing them. This casing, or staving, would not be set in place until the steps were all nailed in position.
60. Elliptic Stairway. — In Fig. 56 is shown a plan of an elliptic stairway. The usual method of providing a uniform width for the treads along the wall stringer, and also along the front stringer, causes some of the risers to stand
61. The paneled wall lining for halls and stairways is made of various heights, the arrangement and treatment of the panels being varied to meet the ideas of the designer. In Fig. 57 is shown a portion of wainscoting as it passes from the hall up the flight. A vertical section of the framework panels and moldings as usually made, is shown at D, in which a is the baseboard; b, the bottom rail; c, the panels;