Albany Water Works 81 London Bridge, works at, " Aqua Paola, . . .* 1646 Supply of water at, 20,50,53,59 Augusta, 16 Lisbon Aqueduct, 69 Felice, 1746 Lyon's Aqueduct, 32 Sabbatina, 16 Mexico, Aqueducts of 73, 74, 75 " " 73 Aqueduct, origin of, 7 destroyed by Spaniards, of Solomon, 7 Noria, 6 Vitruvius' rules, 8 JVismes Aqueduct, 29 Pliny's directions, 11 Ourcq, canal de 1' 64 Roman Aqua Appia, ." . . 13 Pump, ordinary sucking, 6 " 1425 Anio Vetus, Pipes of lead, 12 " 14 " 12 " Aqua Marcia, " iron, Aqua Tepula, 15 gold 73 " 15 Paris Waterworks, 63 " Aqua Julia, " Aqua Virginis, 15 Artesian Well at, 67 " Peruvian Aqueducts, Aqua Alsletina, 16 71, 72 " 16 " " Aqua Claudia, destroyed by Spaniards, 73 " Anio Novus, 16 ruined Palenque, Aqueduct 75 General Description of, 17 Philadelphia Water- works, 76 " Supply Furnished by 19 Providence, R. I. 82 How kept in repair, 23 Rivers worshipped in early times, 1

Alexandrien, 24 Rome, its Aqueducts, 13, 14, 15, 16 " " Destroyed by the Goths, 24 supply of water, 20, 45 Decree of Senate relating to 27 Rome, its distribution, 20 " " Carthagenian described, 28 regulations and laws, 25 At Nismes, 29 Rio Janeiro Aqueduct, 75 Lyons, 32 Richmond, Va., Waterworks 82 Segovia, 40 Swape for raising water, 5 Grenada, 40 Superintendent of Roman Aqueducts, 23, 25 Constantinople, 40 Senate, Roman, decree of, relating to Aqueducts,. .27 Lisbon, 69 Segovia Aqueduct, 40 American, 70 Tanks for water, in India, 5 Peruvian, 71 72 Tympanum for raising water, 6 At Tezcuco, 72 Tezcuco Aqueduct, 73 Mexican, 737475 Troy, N. Y. Waterworks, 81 At Palenque, 75 Vitruvius' rules relating to Aqueducts, 8, 12 Rio Janeiro, 75 Well's worshipped in early times, 1 Artesian Well at Crenelle, 67 at Nanterre, 1 Boston Waterworks, 81 St.