SUBJECT INDEX 



273 



On iridium. 



1814: 1 Vanquelin 

 1854: 8 Uricoechea 

 1877: 21 Debray 

 1885: 23 Perry 



On rhodium. 



1813: 1 Vauquelin 

 1814: 2 Vauquelin 

 1868: 1 Bunseu 



On osmium. 



1814: 1 Vauquelin 



1833: 9 Berzelius 



1833: 11 Breithaupt 



1844: 8 Fremy 



1859: 11 Eichler 



1863: 3 Jacobi 



1866: 9 Wohler 



1876: 10 Deville and Debray 



On ruthenium. 



1846: 7 Claus 



1876: 11 Deville and Debray 



9. DECOMPOSITION OF OKES. 



10. SEPAEATION AND PURIFI- 

 CATION OF METALS. 



1834 



1857 

 1857 

 1860 

 1862 

 1863 

 1864 

 1872 

 1876 

 1878 

 1879 

 1885 

 1891 



Persoz 



Deville and Debray 



Muckle and Wohler 



Deville and Debray 



Deville and Debray 



Guyard 



Lea 



Bettendorff 



Phillipp 



Matthey 



Matthey 



Wilm 



Joly and Leidie 



Osmium. 



1814: 3 Laugier 



1829: 8 Wollaston 



1830: 5 Quesneville 



1833: 8 Wohler 



1833: 12 Pei-soz 



1838: 9 Ellet 



n. EEDUCTION TO METAL. 

 1821: 13 Clarke 

 Platinum. 



1827: 15 Fischer 

 1829: 14 Kastner 



IS 



