This book, "Moskovskoe obschestvo ispytatelej prirody za 135 let ego suschestvovaniya 1805-1940 gg.", by S.YU. Lipshits, is a replication of a book originally published before 1940. 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.