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 239
d thatin every case possible the line marking the boundary betweentwo general surfaces should be expressed by shading onesurface up to the point where it comes in contact withthe other. EXERCISE VI, TITLE: SHADED ORNAMENT Exercise VI consists of four sheets, the execution of whichgives practice in…