Papermaking, Rag Paper Machine, 19th Century - Stock Image - C030/4137 - Science Photo Library

Rotary digester to process rags by boiling caustic soda (sodium hydroxide, lye). Cotton paper is made from cotton linters or cotton from used cloths (rags) as the primary material source, hence the name rag paper. Science Source/SCIENCE PHOTO LIBRARY

History of Information

The Project Gutenberg eBook of The Manufacture of Paper, by R. W.

Paper pulp machine hi-res stock photography and images - Alamy

Papermaking machine hi-res stock photography and images - Alamy

Papermaking machine hi-res stock photography and images - Alamy

Papermaking, Rag Paper Machine, 19th Photograph by Science Source

Paper making, 19th century - Stock Image - V200/0158 - Science

Material Matters: The Transatlantic Trade in Photographic

Behind the Scenes Photos of the Canson Paper Mill in Annonay