Geometrical drawing, projection drawing, freehand and ornamental drawing, wash work and brush drawing, elementary perspective drawing, architectural drawing
A 1921 drafting course manual issued by the International Correspondence Schools of Scranton, Pennsylvania, teaching geometrical and projection drawing, freehand ornament, wash rendering, perspective and architectural drawing to correspondence students. The plates are line diagrams in black on cream: orthographic projections of prisms and pipe elbows, plans and elevations laid out with dashed construction lines, and perspective setups radiating from labelled vanishing points, with small italic letter keys throughout.
