Bismarck brown comes in powdered form at $2.40 per lb., dark yellow comes in powdered form at $2.40 per lb., dark blue comes in lumps at $3.20 per lb., black comes in lumps at $2.40 per lb.

These may be dissolved in three ounces of turpentine to one ounce of boiled oil, to one teaspoonful of color, a process that will take place much faster if the mixture is heated.

Great care must be taken, however, not to set fire to the turpentine.

When cool, thin with turpentine to the proper consistency, apply to the wood with a brush and rub clean with cotton waste.
(2) _Water Stains._ Advantages: they are cheap and clear and do not obscure the grain as oil stains are likely to do, and they penetrate deeply into the wood, especially when applied hot.

They may be made of any coloring matter that is soluble in water, and are particularly good for hard woods and for use in large quantities.