62 



dosulphonates and, VII., 3 Jr. 

 Salpliazotised salts of potassium (Fremy's), idoiitific.itioii and constitution of, 



XIII., 225-233. 

 fSulpliites, constitution of, I., 102 ; , interaction botwoon, and nitrites, XIII., 



281-310 ; , ethyl ammonium, XI., 197 ; , thiosulpliate and trithi- 



onate, jjroducts of heating ammonium, XIII., 201-209. 

 Sulphur, molecular weight of, in solution, VL, 4=1. 

 Sulphur dioxide, combination of, with ammonia, XXI., 188. 

 Sulphur Island, plants of, II., 143-147. 

 Sumatra, the geologic structure of, XL, 80. 

 Sun, elements of the spin of the, III-, 269-287. 

 Suprarenal bodies in the mouse, development of, IV., 215-237. 

 SyaJcuJictti, acoustical investigation of the Japanese bamboo pipe, XXI., Xrt. 



10, 1-34. 

 Taiwan, notes on the geology of the dopondeiit isles of, XIII., 1-56. 

 Takanuki series, in the Archaean formation of the Abukuma plateau, V., 



210. 

 Tapss euglyptus Phil., XXI., Art. 2, 50. 



decussatus Dunker, XXI., Art. 2, 49. 



rigidus Gould, XXI., Art. 2, 49. 



Telescope with circular aperture, diffraction phenomena in the focal ]Äane of, 



due to a finite source of light, IX., 321-351. 

 Tellbm nipponica Tok,, XXI., Art. 2, 44. 



nitidula Dmiker, XXI., Art. 2, 42. 



ojiensis Tok., XXI., Ait. 2, 44. 



rutila Dunker, XXL, Art. 2, 44. 



serricostata Tok., XXL, Art. 2, 43. 



tenera Say, XXL, Art. 2, 43. 



yedoensis Lischke, XXL, Art. 2, 43. 



Tellurium, atomic weight of, IX., 123-128. 



Temnopleurm toreumaticus (Klein), XVIL, Art. 12, 5 ; XXL, Art. 2, 70. 

 Temperatm-e, effect of, on the magnetization of steels, nickel, and cobalt 

 measured magnetometiically, XIX., Art. 9, 1-14 ; of steam arising from 



