Download or read book A Cookbook of Invisible Writing written by Amy Wu and published by Onomatopee. This book was released on 2019-08-20 with total page 224 pages. Available in PDF, EPUB and Kindle. Book excerpt: Dutch artist, designer, and teacher Wu presents an introduction to analog steganography--a type of secret writing that is hidden in plain sight. This book serves as a starter pack to run workshops with groups who are interested in alternative forms of communication. It contains invisible ink recipes and other invisible communication techniques.ques.