This book, "Pumping machinery a treatise on the history, design, construction and operation of various forms of pumps. pt. 8", by Arthur Maurice Greene, is a replication of a book originally published before 1919. 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.