This book, "Reactions to light in Planaria maculata with special reference to the function and structure of the eyes", by William Hay Taliaferro, is a replication of a book originally published before 1918. 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.