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 370
o I -J 04 … 80 ELEMENTARY PERSPECTIVE DRAWING §5 In a similar manner, other points may be located for the win-dow on the side, and the details of the windows projected inthe perspective elevation. The completion of the elevationconsists simply in laying oflE the proper heights and propor-tions of these details…