To Write Secret Letters

Put five cents' worth Citrate of Potassa in

an ounce vial of clear cold water. This forms an invisible fluid. Let

it dissolve and you can use on paper of any color. Use quill pen in

writing. When you wish the writing to become visible hold it to red hot


To Work Over Scraps Of Candy Toothache Drops facebooktwittergoogle_plusredditpinterestlinkedinmail