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To thefe confiderations may be added, -the fource of 

 fencing, hurdling, draining, and firing, (that would be cre- 

 ated on many farms where thofe conveniences arc much 

 limited, to the no (mall inconvenience of the farmer) and 

 the ; , that fuch plantations, generally 



adopted, would give to the face of a country. 



Article XL. 



On the llealthinejs of managing Silk-Worms, 



[In a Letter to the Secretary.] 



Sir, Bridge- North, Cann- Hall, Dec. 15, 1787. 



THE life and changes of a Silk- Worm may 

 juftly be clafTed among the mod wonderful 

 phenomena of nature : and never have my ideas of 

 the great Creator of all been raifed to a higher pitch 

 of enthufiaflic adoration, than whilft contemplating 

 this induftrious little animal, excluded from light, 

 from air, and fuftenance — and yet weaving, with 

 madiematical exactneis, the web which mall clothe 

 the higheft order of the world's inhabitants. 



The incongruity of believing that Almighty 

 Goodnefs could make that creature pernicious to 

 man, for whofe fervice and delight he is evidently 

 created, will be fufficiently obvious to you; — but 

 vulgar prejudices mud be combated with other 

 proofs. 



If 



