The following is a description of how to dye green cloth to a black colour. Two baths are required. For the first, 5 lb. of logwood chips and 1 lb. of sumach are boiled in 2 gal. of water and strained. For the second, 5 oz. of sulphate of iron (copperas) and 3oz. of sulphate of copper are dissolved in 2 gal. of water. Place the cloth in the first bath and raise gentlv to boiling point; then wring the cloth out, place it in the second bath, raise to the boil, ami boil for about half an hour; again wring out and pass through two or three lots of clean, tepid water; then again wring out, partly dry, and finally press with a hot iron.