Purple Brown.—Five parts Indian red, dark, and 1 part each of ultramarine blue and lampblack.
Roman Ocher.—Twenty-three parts French ocher and 1 part each burnt sienna and burnt umber.
Royal Blue, Dark.—Eighteen parts ultramarine blue and 2 parts Prussian blue. To lighten use as much white lead or zinc white as is required.
Royal Purple.—Two parts ultramarine blue; 1 part No. 40 carmine or carmine lake.
Russet.—Fourteen parts orange chrome yellow and 1 part C. P. chrome green, medium.
Seal Brown.—Ten parts burnt umber; 2 parts golden ocher, light; 1 part burnt sienna.
Snuff Brown.—Equal parts burnt umber and golden ocher, light.
Terra Cotta.—Two parts white lead; 1 part burnt sienna; also 2 parts French ocher to 1 part Venetian red.
Turkey Red.—Strong Venetian red or red oxide.
Tuscan Red. Ordinary.—Nine parts Indian red to 1 part rose pink.