212 METALLIC STAINS 



Sulphate (see Leber, ibid.). Lead Chromate (see Leber, ibid.). Sul- 

 phides (see Landois, Centralb. med. Wiss., 1885, No. 55 ; and Gierke, 

 in Zeit. tviss. Mik., i, 1884, p. 497). Molybdate of Ammonia (Merkel ; 

 Krause) (see Gierke, ibid., i, 1884, p. 96). Oxychloride of Ruthenium 

 (NicoLLE and Cantacuzene) (see Ann. Inst. Pasteur, vii, 1893, p. 331). 

 Ruthenium Red (Ruthenium Sesquichloride) (Eisen, Zeit. iviss. Mik., 

 xiv, 1897, p. 200 ; in our hands totally useless). Oxide of Manganese 

 (GoLODETz and LTnna, Monats. jyrakt. Derm., xlviii, 1909, p. 151). 



