6o OF THE ORIGIN OF CHEMISTRY. 



temperatures of metals . The carting of fla- 

 tties reached its height in the time of Praxitelis ; 

 although he is reported to have been more fuc- 

 cefsfui in marble than in copper f. The name 

 of Chares the Lindian is rendered immortal by 

 the coloflus of the fun at Rhodes, which mca- 

 fured 70 cubits in height. This immenfe fa- 

 bric, compleated in 12 years, at the expenceof 

 300 talents, (about 274 years before ChritV) was 

 hollow within, and filled with (tones; and with- 

 out doubt mull have been call at diilercnt inter- 

 vals of time. After (landing 56 yuars, it was 

 overthrown by an earthquake ; and lay proftrate 

 where it fell, for nine centuries, until A. 0.651, 

 when it was fold in lots. Nine hundred camels 

 were loaded with the different pieces {; and if 

 we fuppofe each camel to carry 8co pounds, the 

 weight of metal in the whole flatue will amount 

 to the enormous fum of 720,000 pounds. 



Tychius a Boeotian is faid to have invented the 

 art of preparing leather . 

 Chemical filtration through wool is clearly de- 

 feribed by Plato ||. Hippocrates underflood cal- 

 cinations *[. Galen gives an account of the bal- 

 neum 



* Ib. xxxiv. 9. 



I Ibid, xxxiv. 8. 



$ Pliny, xxxiv. 7. CeJrcnus. 



9 Pliny. 



( In Gympofio. 



*[ DC Iizruorrhoidibu3, and clfcwher? 



