Working with the technologies of pen and paper, scissors and glue, naturalists in early modern England, Scotland, and Wales wrote, revised, and recombined their words, sometimes over a period of many years, before fixing them in printed form. They built up their stocks of papers by sharing these materials through postal and less formal carrier services. They exchanged letters, loose notes, drawings and plans, commonplace books, as well as lengthy treatises, ever-expanding repositories for new knowledge about nature and history as it accumulated through reading, observation, correspondence,...