TO THE RIGHT HONOUHABLE 



SIR JOSEPH BANKS, K. B. &c. «&c. 



WHOSE GENEROUS PATRONAGE OF SCIENCE 



HAS EXTENDED 



EVEN TO THE OBSCURE LABOURS OF THE AUTHOR, 



THIS BOOK, 



AS AN HUMBLE TRIBUTE OF ADMIRATION, 



IS MOST RESPECTFULLY INSCRIBED 



BY HIS OBEDIENT HUMBLE SERVANT, 



THE EDITOR, 



