344 



Sodiumchlorate 110, 184, 186, 194, 214, 

 270, 278, 279, 280, 281, 282. 



Sodiumchloride 152 157. 



Sodiumdihydrophosphate .... 278. 

 Sodiumhydroxide . . . 235, 267, 308. 



Sodiumnitrate 280. 



Sodiumperiodate 35, 184. 



Sodium-phenyl-oxy-acrylate . . . 267. 



Sodiumracemate 208. 



Sodiumtartrate . ..... 208, 213. 



Sodiumtripotassium-chromate . . 198. 

 Sodium tripotassium-sulphate . . . 198. 

 Sodium-uranyl-acetate . . . 278, 279. 

 Sohncke (L.) 112, 121, 126,127,130, 



131, 132, 133, 137, 145, 158, 186. 



Sokoloff (W.) 310. 



Solenoid 96, 106, 107, 108. 



Sollas (W. J.) 138. 



Solubility (of antipodes) 209, 210, 21 1, 



215, 217, 218, 220, 221, 222, 232, 



252, 294, 295. 



Solutionbodies 89. 



Solutionphenomena 89. 



Solvents (active) 293, 295, 296, 297. 

 Solvents (influence of) 293, 295, 297. 

 Sommerfeld (A.) . . Ill, 146, 147. 



Soret (Ch.) 99, 214. 



Soret (J. L.) 5. 



Space-lattices (definition) 116, 117, 118. 

 Space-lattices (properties) 116, 117, 



118, 119, 120, 121, 122, 150, 152, 



153, 165. 

 Space-lattices (significance of) 116, 



121, 150, 152, 153, 158, 159, 162, 



164, 165, 170. 

 Space-lattices (symmetry) 118, 119, 



121, 153159, 188, 200. 

 Spacial arrangement . . . 203, 205. 



Species 201. 



Specific action (of enzymes) 224226, 



305, 314. 



Specific symmetry .... 93, 300. 

 Spectra of (Ron t gen-radiation) 151. 



152. 

 Speed (of reaction) 110, 223,224,225, 



226, 227, 228, 229, 232, 243, 235, 236, 



294, 296, 297, 298, 302. 



Spemann (H.) 201. 



Spencer (H.) 301. 



Sphere (of influence) . . . . 139, 140. 



Sphere (of projection) 84, 85. 



Spherical symmetry . . .74, 89, 238. 

 Spicula (of Radiolaries) .... 70, 85. 



Spiral (Archimedian) . 161, 164, 170. 

 Spiral (genetic) . . 160, 161, 162, 164. 

 Spiral (logarithmic). . .167, 168, 170. 

 Spiral structure 160, 161, 168, 170, 206, 



278, 279. 



Spiral theory (of phyllotaxis) 160, 161, 



168. 

 Spitta (A.) . . . . . . . . . . 226. 



Spontaneous fission 204, 207, 207, 209, 



211, 212, 214, 215, 216, 217, 281, 



298. 



Spring (V) 89. 



Spyridibotrys trinacrma 60. 



Stability (mechanical) 56, 57, 203, 285, 

 292, 298, 312. 



Stadtlander (K.) 190. 



Stadel (W.) 207. 



Standardforms 7, 8. 



Stannum-derivatives (organic) . . 202. 



Starfishes 3, 57, 62. 



Stark (J.) 146, 200, 294. 



Statistic investigations . . . 106, 111. 



Stenstrom (W.) 151. 



Steinmetz (H.) 197, 198. 



Stephanophyllia complicata .... 63. 

 Stephanophyllia elegans . . . 63, 65. 

 Stereochemistry 206, 220, 237, 242, 244, 



245,301. 

 Stereometrical arrangement (of atoms) 



237, 238, 239, 240, 241, 244, 245, 



254, 255, 265, 267, 269, 270, 273, 



279, 283, 293. 



Stereoscope 5. 



Sterohedron 134. 



Stilbite 182. 



Stirrer 41, 42. 



Stoehr (C.) 257. 



Stokes (G. G.) 98, 99. 



Storax-cinnamic acid 267. 



Striation 178, 190, 191. 



String-galvanometer 109. 



Strong (W. M.) 301. 



Strontiumdithionate 184, 186. 



Strontiumnitrate 184. 



Strontium-hydrotartrate 37. 



Structure (of crystals) . . 79, 126, 145. 



Structures (regular) 126. 



Struvite 59, 60. 



Strychnine. . . .219,220,246,298. 

 Strychnine-racemate . . . .221, 222. 



Strychnine-selenate 186. 



Strychnine-sulphate. . . 184, 186, 194. 

 Strychnine-tartrates 221. 



