Treatise on the knowledge necessary to amateurs in pictures This book, "Treatise on the knowledge necessary to amateurs in pictures", by François-Xavier de Burtin, is a replication of a book originally published before 1845. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.