Engineering Wonders of the World
Volume III

bour, “ random ” blocks used, 74. Gibraltar harbour, island break- water built out from an artificial island of concrete, 75. Zeebrugge harbour, a novel method of mov- ing concrete blocks, 75, 76. La Guaira harbour, the “sack block” system, 76. Vera Cruz harbour, 76, 77. Dover new Admiralty harbour, 78 ; the work done, 78 ; wall form of breakwater, 79 ; ex- cavating the cliffs, 79; constructing gantries for Goliath cranes, 79 ; the cranes at work, 79 ; great improve- ment in speed, 79; tonnage of blocks used, 79. Harcourt, Sir William, story about, IL, 156. Harland and Wolff’s shipyard, Belfast, IL, 66, 67. Harriman, E. H., L, 367; III., 145. Harvey process of armour-plate making, L, 399. Hawkshaw, Sir John, engineer-in-chief of the Severn Tunnel, I., 81, 87, 89 ; reports in favour of the practicability of constructing the Suez Canal, I., 243. “ Heclon ” armour-piercing shells, I., 390. Hedjaz Railway, The, I., 339-349. Its religious origin, 339; old methods of reaching Mecca, 339 ; Jeddah exposed to attack by sea, 340; Sultan proposes a railway, 340; Moslem enthusiasm, 340; Haifa-Deraa branch line, 341 ; Medina main line, 343; lack of water, 344 ; negotiating the“ Devil’s Belly,” 344; clever engineering, 345 ; Tebuk station, 345 ; El Ula, 345; religious barrier to employ- ment, 345; construction work, a well built railway, 346; rolling stock and locomotives, 347; the future of the railway, 349. Herning, Arthur E., on “ The Marconi Towers, Poldhu, Cornwall,” II., 438. Hennebique system of reinforced con- crete, II., 423. Hennepin, Father, discovers Niagara Falls, II., 298. Hensman, Howard, on “ The African Transcontinental Telegraph,” I., 193; on “ The Cape to Cairo Railway,” IL, 150; on “ The Uganda Rail- way,” II., 50. Herodotus’s account of building the Pyramids, I., 14. Hertzian waves for controlling torpedoes, I., 439. High prices for land in New York, IL, 1. Hill, G. H., engineer of the Thirlmere- Manchester aqueduct, III., 189. Hobson, G. A., designer of Zambesi Bridge, L, 92. Holyhead breakwater, III., 73. Hood, Albert G., on “ Designing a Ship,” I., 350; on “Floating Docks,” II., 409; on “ Some Extraordinary Shipbuilding Feats,” III., 122; on “ The Development of the Ship,” I., 312 ; on “ The Equipment of a Shipyard,” IL, 65; on “The Pro- pelling Machinery of a Ship,” II., 29 ; on “ Warships,” I., 385. Hooded shield and clay-pocket system of tunnelling through water-logged ground, L, 306, 307. Horses, terrible mortality among, on White Pass trail, L, 25. (1,408) Hot artesian wells in Australia, II., 317. Hotels of the Canadian Pacific Railway, L, 285. How a Battleship is fought, I., 442- 452. How Buildings are transported bodily, II., 446-448. How London gets its Water, III., 193-208. The hug© population supplied, 193 ; some striking figures, 194; early history of the London water supply, 194; London Bridge water works, 194; the New River scheme 194; James I. assists Sir Hugh Myddleton, 194 ; New River com- pleted, 195; James Watt’s im- provements of the steam engine, 195; increase in the number of water companies, 195, 196 ; Metro- politan Water Board formed, 196 ; sources of supply, 196 ; productive wells in Kent, 196 ; reservoirs, 197, 198; Staines reservoirs, 198. Ching- FORD NEW RESERVOIR, 198 ; its embankments, 199; excavations, 199; a wonderful steam turbine, 200. Beach croft reservoir, Honor Oak, 201, 203. Lee Bridge pumping station, 203; Cornish pumping en- gines, 203; filter beds, their construc- tion, 204; a mechanical sand-washer, 204 ; other pumping engines, 204, 206 ; the big well, 206 ; stand pipes and air chambers on mains, 206 ; water turbines, 206. Waltham- stow reservoirs, 206 •, water mains, figures, 206 ; future exten- sions of supply, 208 ; what chalk deposits do for London, 208. Hulett ore unloader, III., 257-259. Hunter, W. H., I., 169. Hurricane, effects of, II., 169. Hydraulic bender, for ship’s frames, II., 71 ; erector, for raising segments of iron tunnel lining, I., 300 ; presses, in bridge building, I., 39 (Saltash Bridge) ; I., 150 (Britannia Bridge) ; L, 331 (Forth Bridge); riveter, II., 252; spade, for clay cutting, I., 327 ; wheel press, II., 252. Hydrostatic disc in torpedoes, I., 435. I Icebreakers—Baikal,I.,65-78; Ermack, III., 122. Ice “ gorges ” in Mississippi, II., 164. Ice jam in Niagara gorge, III., 287. Ice “ shovings ” on St. Lawrence, I., 206. Imperial valley, III., 112, 113. Inchgarvie Island, I., 323, 325. Indian coolies on Uganda railway works, II., 55. Indian irrigation, see “ Great Irrigation Works of India.” Indian labourers on United States irriga- tion works, II., 99. Indians, frauds practised on, I., 24; their hostility to railroad men, III., 131, 133, 135. Ingot-extracting machines, III., 268. Internal combustion engine^—develop- ment of the, I., 215-226 ; for ships, IL, 43. Inventiveness stimulated by necessity, I., 209. Invincible, Inflexible, and Indomitable, I., 391. Iris—first British steel ship, I., 319; telegraph ship, III., 364. [ 393 ] 2G Iron used in the construction of ships, L, 316. IRRIGATION : Irrigation basin and perennial systems, II., 387-389. Irrigation in India, see “ Great Irriga- tion Works of India.” Irrigation Work in the United States, IL, 81-102. Ancient irrigators, 81 ; the mis- sion fathers, 83 ; first attempt at irrigation in the United States by English-speaking people, 83; rice growing, 83, 85 ; natural irrigation on the Mississippi, 84; Mormon irrigation work in Utah, 85 ; settle- ment of the West, 86 ; the Greeley colony, 87 ; boom in irrigation canals, 87; steady growth in irrigated area, 87. Arid regions of the United States : great plains, 88 ; Platte and Yellowstone rivers, 89 ; Arkansas river, 90. The true Desert : laws recognizing irriga- tion—Desert Land Act, 91; Carey Act, 92; Reclamation Act, 93; vigorous measures for increase of irrigation, 93. Uncompahgre Pro- ject, Colorado, 95-98; a difficult problem, 95 ; wonderful surveying of river Gunnison, 95; difficult levelling over the mountains, 97 ; subsidiary work, 98. The Gunnison Tunnel, 98. Salt River Project, Arizona, 98-100; Roosevelt dam, 98 ; Indian labourers, 99 ; power- station, 100. Other large irriga- tion WORKS OF THE FEDERAL GOV- ERNMENT, 101; Yuma dam, 101 ; summary, 102. Ismailia, I., 253, 255. Isthmus of Panama, IL, 129, 134, 135. J Jacketing cylinders of gas engines, L, 225 ; of steam engines, 216. Jacobs, Charles M., IL, 110. James I. and the New River, III., 194. Jordan, railway bridge over the, I., 341. “ June Bug ” aeroplane, III., 11. Jungfrau railway, III., 306-311. K Kafué Bridge, II., 160. Key-plates of Forth Bridge towers, I., Key West, I., 129, 140. Kicking Horse Pass, I., 272; highest point reached by Canadian Pacific Railway, 276. Kingston-Holyhead liners, I., 319. Kinlochleven Works of the British Aluminium Company, The, III., 272-277. Aluminium, its uses and prepara- tion, 272, 273 ; the electric furnace, 273 ; need for cheap current, 273 ; Kinlochleven, 274 ; Blackwater dam and lake, 274, 275; the aqueduct— conduit and pipe lines, 275; an ingenious pipe joint, 275, 276; Pelton wheels, 276 ; governing the flow, 277 ; the power-house and generators, 277. Klondike, gold discoveries at, I., 21. Körting gas engines, I., 215, 221-224. Krupp cemented armour, I., 390, 391, 399. VOL. III. mu