JOURNAL 



OF 



NATURAL PHILOSOPHY, 

 CHEMISTRY, 



AND 



THE ARTS. 



VOL. IV. 



3jUuiEJtrateij tottfe <ZEn0taumg& 



BY WILLIAM NICHOLSON. 



LONDON: 



PRINTED BY W, STRATFORD, CROWN-COURT, TEMPLE-BAR ;FOR 



THE AUTHOR, No. 10, SOHO-SQUARE 



AND SOLD By . 



G. and J. ROBINSONS, PATERNOSTER- ROW, 

 1803. 



