Concrete in the country / [American Cement Company]. (1910)
American Cement Company · Association of American Portland Cement Manufacturers · leaf 89
riseand narrow tread. Concrete caneasily be fitted to either. Thedetermining feature is usually thespace to be occupied. The door into the cellar limits the depth to which the stepsare taken, and therefore the height of the risers; while the room the cellarway isto take outside the line of the wall…