• Absorption of moisture; 303, 304, 322
  • Absorption of Fertilizing substances; 268
• Aeration; 269, 276
• Albert Model Farm; 375
• American experiments; 367
• Anderson, J. F.; 112
• Arrangement of drains; 173
• Artesian Wells; 83
• Attraction, adhesive; 301
  • Attraction, capillary; 302
  • Attraction of soils for vapor; 304
• Auger, Elkington's; 35, 246

• Bache, Prof.; 65
• Back water; 181
• Barn cellar; 356-359
• Bergen, Mr.; 199
• Birmingham spades; 240
• Bletonism; 36
• Blodgett, Lorin; 51, 59
• Bligh, Captain; 24, 27
• Bogs; 91
• Boning-rod; 234
• Bore, form of; 129
• Boring; 35, 365
• Boring tools; 35, 346
• Boyle, Wm.; 375
• Branch pipes; 196, 378
• Bricks, draining; 121, 144
  • Bricks, draining, cost of; 204
• Brush drains; 104, 105

• Capacity of pipes; 131, 132, 134, 201
• Capillary attraction; 302
• Cellars, drainage of; 351-359
• Challoner's Level; 235
• Clay soil; 167, 329
• Clays, drainage of; 322-332
• Clays, cracking of; 275, 324-331
• Collars; 47, 126, 127, 128, 219, 316, 320, 378
• Cold from evaporation; 63, 272
• Cost of drainage; 328, 329
• Johnstone; 28, 31, 120
• Joints, how covered; 255
  • Joints, spaces at; 134, 140
• Junction of drains; 195, 196

• Keythorpe system; 40
• Klippart, J. H.; 16

• Land Drainage Companies; 349
• Larch tubes; 111
• Lardner, Dr.; 270
• Laying out drains; 213, 253
• Laying tiles; 219, 252-258
• Legal rights to water; 85, 86, 346
• Legislation; 340
• Levelling instruments; 229-235
• Lincolnshire fens; 19, 310
• Lines, use of; 233, 253
• Lord Lincoln's Act; 347

• Madden, Doctor; 276
• Mains, position and size of; 190-194
• Mangolds, obstruction by; 316, 317, 379
• Mapes, Prof.; 16, 167
• Massachusetts, laws; 347
• Mechi, Sheriff; 260, 339
• Methods of drainage; 99
• Mice; 104, 116, 315
• Mill dams; 340-344
• Mill streams; 89, 333
• Minors; 194
• Moisture, sources of; 78
• Moles; 104, 116
• Mole drains; 107
• Mole Plow; 108
• Moon, influence of; 306
• Morris, Edward; 60

• Nash, Prof.; 199
• Nene River; 337
• New York Park; 47, 219
• Nourse, B. F.; 285, 299, 367
  • Nourse, statement and plan of; 195, 367, 372
• Obstruction of drains; 71
• Tables of rain-fall; 53-59, 71-73
• Tables of tiles to acre; 220
• Tables of number of rods; 220
• Tables of capacity of pipes; 135-138

Talpa; 23

Temperature; 67, 189, 280, 287-300

• Temperature, underground; 187, 288, 291
• Temperature, for vegetation; 271

Thermometer, wet and dry; 64, 65

Thomas, J. J.; 229

Tile-drainage; 120

Tiles, cost in England; 201, 212

• Tiles, cost in United States; 201-205
• Tiles, forms of; 122-130
• Tiles, length of; 221
• Tiles, size of; 130-138
• Tiles, weight of; 219
• Tiles, number to the acre; 220

Tile machines; 46, 202-210

Tile-works; 47, 121

Tools; 225-246

Tops and bottoms; 140, 319, 379

Traps; 185, 186, 379, 380

• Velocity of water; 131
• Vermin; 104
• Virginia; 18, 364

• Warder, Doctor; 346
• Water, how it enters; 138, 314, 320
  • Water, stagnant; 93
  • Water of drainage, uses of; 189, 339
  • Water, velocity of; 131
• Water passage; 129
• Water-line; 51, 139
• Water-powers; 333, 335, 341-345
• Water of pressure; 84, 161
• Water, pressure of;
                                                                                                                                                                                                                                                                                                             
  
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