True Lead Color—White, 8 parts; blue, 1 part; black, 1 part.

Normal Gray—White, black and purple; or simply white and black.

Pearl Gray—White, black, and blue.

French Gray—White, tinted with ivory black, the mixture warmed with a pinch of vermilion.

Drab Color—Burnt umber, 1 part; white, 9 parts.

Medium Gray—White, 8 parts; black, 2 parts.

Light Gray—White, 9 parts; black, 1 part; blue, 1 part.

Wine Color—Ultramarine blue, 2 parts; carmine, 3 parts.

Blue Black—Ivory black, 15 parts; Prussian blue, 1 part.

Snuff Color—Yellow, 4 parts; Vandyke brown, 2 parts.