Der Weg zur Zeichenkunst Ein Büchlein für theoretische und praktische Selbstbildung

The Practice and Science of Drawing

Line and Form (1900)

The Elements of Drawing, in Three Letters to Beginners

A Handbook of Illustration

Drawing for Printers. A practical treatise on the art of designing and illustrating in connection with typography. Containing complete instruction, fully illustrated, concerning the art of drawing, for the beginner as well as the more advanced student.

Drawings in pen & pencil from Dürer's day to ours, with notes and appreciations

A theory of pure design