I i' ] 



grant you many years of health and fuccefs in your noble 

 purfuit, for the encouragement of Natural History. 



I have the Honour to be, 

 With great refped:, 



S I R, 

 Your very obliged 



And obedient humble fervant, 



EMANUEL MENDE3 da COSTA. 



London, 22d June, 1778. 



