( xvi ) 



that Quarter muft be full and perfed: 5 

 that a full and perfedl Account would 

 be bulky, and of courfe dear j but 

 that the Public wanted fomething 

 concife and cheap. Convinced thus 

 by Truth, I fubmitted to the Tafk, 

 and the more readily, as I have al- 

 ways had a particular Bent to the 

 Study of Natural Hiftory, and confe- 

 quently did not look upon myfelf as 

 totally unqualified. 



I muft take this Opportunitty of 

 acknowledging what I owe to feveral 

 Gentlemen, who gave me Notes they 

 had taken on viewing it, which en- 

 abled me to purfue a more regular 

 Plan, than otherwife I could have 

 done : But particularly my* Thanks 

 are due to one, who greatly affifted 

 me, which he was the more qualified 



to 



