Geometrical drawing, projection drawing, freehand and ornamental drawing, wash work and brush drawing, elementary perspective drawing, architectural drawing (1921)
International Correspondence Schools · Scranton, PA : International Textbook Co. · leaf 480
M f … 56 ARCHITECTURAL DRAWING §7 may be placed anywhere between r and the landing below.The run of each step is 10 in width and nine of themare required from the landing to the second floor; there-fore, the line of the last riser of the flight should belocated 90, or 1 6 to the left of the landing.…