:<;08 BIBLIOGRAPHY OF METALS OF THE PLATINUM GROUP 



1885: 25. . Iridium. (Note on its use, etc.) Ir. 



Sclent. Amer. 52 (1885), 115; from Chemist and Drug.; Eepert. 

 anal. Chem. 5 (1885), 254. 



1885: 26. . (A copper-zinc-platinum alloy resembling 



gold.) Pt. 



Techniker, 8 (1885), 199; Chem. Centrbl. 1885, 813; Jsb. Chem. 

 1885, 2048. 



1885: 27. H. Eoessler. Tiegelschmelzofen mit Luftvorwarmung. 

 (For melting platinum-gold alloys.) Pt. 



Dlngl. pol. J. 257 (1885), 153. 



1885: 28. J. W. Pratt. Soldering and repairing platinum vessels in 



the laboratory. Pt, 



Chem. News, 51 (1885), 181, 248; Ber. 18 (1885), 320; Dlngl. pol. J. 



258 (1885), 74; Jsb. Chem. 1885, 1999; Chem. Ztg. 9 (1885), 715; 



J. Amer. Chem. Soc. 7 (1885), 150. 



1885: 29. G. T. H. Repairing platinum vessels. (Claim of priority 

 over J. W. Pratt.) Pt. 



Chem. News, 51 (1885), 239. 



1885: 30. J. Bosscha (and A. C. Oudemans). Eelation des experiences 



qui ont servi a la construction de deux metres etalons en platine 



iridic, compares directment avec le Metre des Archives. Note II. 



A. C. Oudemans: Analyse du metal des regies, 2, 112. Pt, Ir (Ru). 



Ann. I'Ecole Polyt. Delft. 1 (1885), 65; 2 (1886), 1. 



1885: 31. J. S. Stas. Comite international des poids et mesures. (Use 

 of platinum iridium for standards of weights and measures.) 



Pt, Ir. 

 J. pharm. chim. [5], 12 (1885), 45; Chem. News, 52 (1885), 71. 



1885: 32. C. de la Harpe. Triangle en platine pouvant servir a des 

 creusets de dimensions differents. Pt. 



Bui. soc. Mulhouse, 55 (1885), 249; Chem. Ztg. 9 (1885), 1209. 



1885: 33. L. Scharnweber. Kohlenhalterspitze fiir elektrische Bo- 

 genlampen, aus Osmiridium, Platin oder Platiniridium. D. R. 

 Patent No. 35395, July 12, 1885. Pt, Ir, Os. 



Dlngl. pol. J. 261 (1886), 314. 



1885: 34. . Cruto's Gluhlampe. (Of platinum.) Pt. 



Dingl. pol. J. 256 (1885), 353. 



1885: 35. H. Roessler. (Verwendung von Metalliosungen zum Far- 

 ben von Thonwaaren.) Pd, Ir, Pt. 



Sprechsaal, 1885, 385; Dingl. pol. J. 258 (1885), 275; Jsb. Chem. 

 1885, 2112. 



