Author:Friedrich Wilhelm Ostwald

Works

 * Natural Philosophy (1910), translated by Thomas Seltzerexternal link
 * Colour Science I, Colour Theory and Standards of Colour. Colour Science II, Colour Measurement and Colour Harmony, Tr. by J. S. Taylor (1931).
 * Author’s page on Archive.org
 * Author’s page on Archive.org

For The Masses

 * "Breaking Barriers" (1911)