CHAPTER V.. Various Methods of Drainage.

VARIOUS METHODS OF DRAINAGE.

Open Ditches.--Slope of Banks.--Brush Drains.--Ridge and Furrow.--Plug-Draining.--Mole-Draining.--Mole-Plow.--Wedge and Shoulder Drains.--Larch Tubes.--Drains of Fence Rails, and Poles.--Peat Tiles.--Stone Drains Injured by Moles.--Downing's Giraffes.--Illustrations of Various Kinds of Stone Drains.