Improvement of arable Land. 239 



draining of fuch Lands, you are to obferve 

 where the loweft Flace is, and what Defcent 

 it has, that fo the Earth may be cut deep e- 

 nough to convey all the Water away from the 

 Bottom of the Bogg 5 and it muft be cut a 

 Spit below the Springs, or elfc^the whole 

 Work will be to little Purpofe. m the dig- 

 ing of this Drain you are to begin at the low- 

 eft Place, and fo carry it towards the Spring- 

 Head, where you muft make fuch Trenches, 

 either round or crofsways, as you fliall find 

 neceflary^for the abfolute draining of your 

 LaHd. . For the draining of flat Levels from 

 Land-Floods, and low Fenns, whereby the 

 Water is diverted, and the Ground rendered 

 ferviceable, you are likewife to confider the 

 loweft Part of the Ground, and to carry off 

 the Water that Way before you attempt a 

 thorough Draining. When this is taken Care 

 of, then proceed to make your principal Drains, 

 which are to be cut v/ide, and deep enough to 

 carry off the Water from the whole Level, 

 and as ftreight as is poffible, conveying all 

 your fmall Drains into the middle one, which 

 is the chief Article of the Work 5 always ob- 

 ferving to make the Drains largeft at the 

 Mouth, and to narrow them by Degrees, as 

 they run more into the Lands. Thefe Drains 

 are to be well cleans'd from Mud and Weeds 

 the Spring and Fa//, In the Fens of Lhicoln- 

 fiire^ixis ufualfor Occupiers of Lands to ered 

 a particular Wheel for Draining, turn'd with 



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