One Thousand Ways to Make Money by Page Fox

dissolved. Pour into an earthen jar and boil slowly until evaporated nearly one half. Suspend the grasses in such a manner that their tops will be under the solution. Put the whole in a cool place where not the least draught of air will disturb the formation of crystals. In twenty-four to thirty-six hours take out the grasses, and let them harden in a cool room. For blue crystals, prepare blue vitriol or sulphate of copper in the same manner. Gold crystals can be produced by adding tumeric to the alum solution, and purple crystals by a few drops of extract of logwood. Sell them at twenty-five cents a bunch.