18. To make the Countess of Kent's Powder.
Take of the Magistery of Pearls, Crabs Eyes, prepared, Hartshorn, Magistery of White Coral, of Lapis contra Yarvum, of each a like quantity, to these Powders infused, cut off the black tops of the great Claws of the Crabs, the full weight of the rest: Beat these all into a fine Powder, and searce them through a fine Lawn Searce. To every ounce of this Powder add a dram of Oriental Bezoar, make all these up in a lump or mass with Jelly of Hartshorn, and colour it with Saffron, putting there∣to a scruple of Amber-Grease, and a little Musk finely powdred, and dry it in the Air, after they are made up into small quantities, you may give to a Man twenty Graints, and to a Child twelve Grains. It is excellent against all malignant and pestilent Diseases, French Pox, Small Pox, Measles, Plague, Pestilence, Malignant, or Scarlett Fevers, and Melancholly, twenty or thirty Grains thoreof being exhibited (in a little warm Sack, or Hartshord Jelly) to a Man, and half as much, or twelve Grains to a Child,