[ viu ] 



To many ingenious correfpondents, the 

 Society take this opportunity of acknow- 

 ledging their obligations, and of refpeftfuUy 

 requefting fuch further information, both 

 from them and others, as relates to any of 

 the interefting fubje6ls to which their atten- 

 tion is direfted. 



CONTENTS* 



