Books by D R 1798-1866 Hay

The Laws of Harmonious Colouring

A Nomenclature of Colours, Applicable to the Arts and Natural Sciences, to Manufactures and Other Purposes of General Utility

Original Geometrical Diaper Designs

Accompanied by an Attempt to Develop and Elucidate the True Principles of Ornamental Design, as Applied to the Decorative Arts