CHAPTER VI

Introduction of Pumping Machinery into Waterworks Practice—The Archimedes Screw—Use of Pumps in Hanover, Germany—First London Pump on London Bridge—Savery and Newcomen's Pumping Engine—The Hydraulic Ram—Pumping Engines Erected for the Philadelphia Waterworks—Pipes for Distributing Water—Hydrants and Valves for Wooden Pipes—Data Regarding the Use of Wooden Pipes—Modern Pumping Engines 77