[ ] 



nefs, as is poffible ; provoke his fears that 

 the like foil will not carry forth a tall 

 bodied tree, as the like fap very probably 

 from whence fo large a head was generated, 

 will under the diredion of the orthodox Me- 

 thodifm before laid down, fully anfwer his 

 defires. 



In cafe no kind of fuch governing pre- 

 cedents near at hand are to be found, there 

 ftill remain the direfliory rules infcrib'd by 

 me, in relation to the diagnofticks of the 

 ability that way, or impotence of the feveral 

 foils, I have lately mention'd; which will 

 be a great help to the ingenious agent, pro- 

 vided the defcription be like wife attended to, 

 of the falubrity, or infalubrity of fuch Oaks, 

 in exemplar'd lituations, when grown up 

 to near the content of timber. But it is 

 no way unlikely that fuch final modus may 

 be afcertain'd upon much clearer princi- 

 ples by fome future adventurers. But who 

 I doubt not will agree with me, that in one 

 and the fame fuperficial foil, the agent will 

 find caufe to vary his hand, as to the height 

 of the clear bodies of Oaks therein ; as the 

 underftrata's are fo various, and why fhfDuld 

 I mention what is more out of human fight, 



viz. 



