THE QUARTERLY 



JOURNAL OF SCIENCE, 



AND ANNALS OF 



MINING, METALLURGY, ENGINEERING, INDUSTRIAL ARTS, 

 MANUFACTURES, AND TECHNOLOGY. 



EDITED BY 



WILLIAM CROOKES, F.R.S., &c. 



vol. in. usssj 



VOL. X. (O.S.) 



WITH ILLUSTRATIONS ON COPPER, STONE, AND WOOD. 



LONDON : 



OFFICES OF THE QUARTERLY JOURNAL OF SCIENCE, 

 3, HORSE-SHOE COURT, LUDGATE HILL. 



Paris : 

 FRIEDRICH KLINCKSIECK. 



Leipzig : 

 ALFONS DURR. 



MDCCCLXXIII. 



