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to calculate tlie profit he has reafon to expe£l 

 from them : in fiich a cafe, what is the ufc 

 he is to make of thefe papers ? Why, not 

 to throw them afide, becaufe no fuch fum 

 as 1 642 /. is to be found in them ; for how 

 IS it to be expedled, that every fum in the 

 power of figures to form, fhould be pro- 

 portioned here in the flock of every fort of 

 farm ? Inftead of having fuch an idea, I 

 fuppofe him to look over my table of chap- 

 ters, and finding one that treated of fums 

 from 1000 /. to 1600 /. he may eafily ima- 

 gine his cafe to be not far diftant ; and if 

 he then throws an eye over the method I 

 purfue in dating the ftock of a farm which 

 requires 16 or 1700/. he will at once fee 

 the manner in which he fliould arrange his 

 own ideas, and adapt his eftimates to the 

 land in queftion. I offer no ipfi dixits ; 

 calculations cut and fquared like tables of 

 interefl to fuit all poinble cafes ; I pretend 

 to nothing but afnfling the honefl cultiva- 

 tor in his clofet, not by giving him ideas, 

 but by helping him to cultivate his ovvm ; 

 and I flatter myfelf that this is reafon 

 fufficient for the latitude I take in my 

 chapters, 



H 2: No r. 



