Mensch Und Natur This book, "Mensch Und Natur. Ein Lehrbuch Gemeinnutziger Kennt Nisse", by G. Erlenkotter, is a replication of a book originally published before 1871. 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.