ERRATA. 
Vot. I. p. 1II. line 25. After e manner,' insert “ as that of gold. 
p. 209. line 19. For “ The white oxide may be obtained by sul 
phuric or nitric acid, or the black oxide of 
manganese, and adding a little sugar," read, 
« The white oxide may be obtained by dis 
solving the black oxide of manganese in sul 
phuric or nitric acid, and adding a little su 
gar 
p. 245. line 14. For 4 most" read e least, and for e least" read 
« most. 
p. 278. line 17. Dele the comma after “ however. 
p. 286. line 20. Insert “ the” after “ greater. 
p. 294. line 23. For“ makes” read“ make." 
p. 347. line 2. For“ Micographia” read“ Micrographia. 
p. 384. line 6. After “ publications” insert a semicolon, and 
dele the comma after “ proved." 
p. 440. line 23. For “ lime” read “ magnesia." 
p. 452. line 12. For “ hyacinth” read“ emerald." 
p. 463. line 1. after the Table. For “ alumina” read “ silica." 
p. 474. line 8. For “ this Book" read “ the First Book." 
p. 475. line 24. For“ oxide” read“ acid. 
p. 476. line 18. For“ 1.55” read “ 1.54, and for “ 3.86” read 
« 3.85.” 
p. 503. line 20. For “ oxides" read “ acids. 
VoL. II. p. 8. line 6. For “ acid" read “ oxygen." 
p. 51. last line of the Table. For“ 2.1040” read “ 1.1040. 
p. 63. line 13. For “ purest” read “ strongest.” 
p. 180. line 24. For “ volability” read “ volatility. 
p. 201. line 4 For“ vitroli” read“ vitrioli." 
p. 205. bottom. For “ water” read“ air." 
p. 315. line 15. For “ soda” read “ potass.” 
p. 317. line 11. For “ zero” read“ 28.50.” 
p. 318. line 5. For “ lime” read “ magnesia."” 
p. 448. line 10. For “ this science” read “ the science. 
VoL. III. p. 254. line 10. For “ have denoted" read “ denote." 
p. 370. at the bottom of the page. For “ zero” read “ 28.50."