JOURNAL 



OF 



CHEMISTRY, 



AND 



THE ARTS, 



VOL. XVIII. 



P 



3IIlusttatei3 toitfi OBngtatimgs. 



BY WILLIAM NICHOLSON. 



LONDON: 



yaiNTED BY W. STRATFORD, CROWN COURT, TEMPLE BAR j FOR 



THE AUTHOR, 



AND SOLD BY 



J.STRATFORD, No. Il2, Holborn-Hill. 

 1807. 



