Colour as a Means of Art Being an Adaption of the Experience of Professors to the Practice of Amateurs

A Color Notation A measured color system, based on the three qualities Hue, Value and Chroma

A theory of pure design

Aesthetische Farbenlehre

Art Principles with Special Reference to Painting Together with Notes on the Illusions Produced by the Painter

Color Value

Color problems

Colour Measurement and Mixture

Concerning the Spiritual in Art

Die Phantasie in der Malerei

Field's Chromatography or Treatise on Colours and Pigments as Used by Artists