This book, "Système Des Contradictions �conomiques: Ou, Philosophie De La Misère, Volume 1; volume 4 (German Edition)", by Pierre-Joseph Proudhon, is a replication. 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.