Seven pounds of oxide of iron paint will, if good, cover about eighty square yards on iron, but the quality of oxide varies considerably.
To prevent plaster of Paris from setting quickly mix with glue water instead of ordinary pure water. This will retard the setting considerably.
A Good Size for Plastered Walls.
—Make two solutions, the first to consist of one and one-quarter pounds of glue, dissolved in four gallons of water; the second to consist of one ounce of borax, five ounces of washing soda and twenty ounces of powdered rosin added to five quarts of boiling water, and to be kept boiling and stirred until all is dissolved. To thirty parts by measure of the first solution add one part of the second and boil them together for about one-quarter of an hour; take from the fire and strain; when it is ready for use. This size is an excellent one for the purpose.
Walnut Stain.
—Mix in a quart of hot water a quarter of a pound of Turkey umber and add two tablespoons of turpentine.