Article XVI, , 



Method of making Ponds in dry Countries^ for 

 Watering Sheep and Cattle, 



[Communicated by a Gentleman near Beverly.] 



MARK out a circular piece of ground, whofc 

 diameter is twenty yards, (more or lefs) and 

 dig out one foot of earth, fo as to leave the fides 

 perpendicular th^t depth. Then begin to form it 

 in the Ihape of a wpoden milk-bowl, till the per- 

 pendicular depth in the centre be four feet and a 

 half or five feet. On the bottom and fides fpread 

 lime, finely powdered, two or three inches thick. 

 On this lime lay well-tempered clay, fix or (^w^n 

 inches thick. This clay, when laid on, mufl: be 

 well worked with circular beaters of a foot diameter 

 and three inches thick, firfi: ufing the outfide edge 

 of the beater, which will indent the clay, then ufe 

 the flat fide, fo as to leave it with a fmooth furface. 

 Upon the clay thus prepared, Jay gravel or chalk- 

 Hone fix inches thick. The gravel fhould have 

 both the finer and coarfer parts fcreened from it. 

 No more clay (hould be prepared for the gravel 

 than can be laid and covered the fame day, as heat 

 or frofl: will be equally apt to catch it, which muft 

 be particularly guarded againft, as it would occafion 



the- 



