552 



I N D E X. 



Stow (C. W.) on some fossils from 

 South Africa, 474. 



Strecker (Prof.) on some compounds 

 of acetamide, 136. 



Striae seen in the electrical discharge 

 in vacuo, on the, 18. 



Strontium, on the equivalent of, 217- 



Submarine cable, on the mechanical 

 conditions of the deposit of a, 1 . 



Sugar, on the alcoholic fermentation 

 of, 367. 



Sylvester (Prof. J. J.) on the alge- 

 braical theory of derivative points 

 of curves of the third degree, 117; 

 on the problem of the Virgins, and 

 the general theory of compound 

 partition, 371 ; on the equation in 

 numbers of the first degree, 369. 



Tanghinia venenifera, on the physio- 

 logical action of the, 384. 



Terrestrial magnetism, on, 81. 



Thermophyllite, on the constitution 

 of, 263. 



Thompson (Prof.) on the Sophista of 

 Plato, 229. 



Thomson (Prof. W.) on the interior 

 melting of ice, 303 ; on the strati- 

 fication of vesicular ice by pressure, 

 463. 



Tympanum, on the functions of the, 

 298. 



Tj'ndall (Prof. J.) on some physical 

 properties of ice, 333. 



UpasAntiar,on the poison of the, 140. 

 Urea, on the alleged production of, 



from albumen, 139. 

 A'^apouv densities, on unusual, 519. 

 Vapours, on the relations between the 



tensions and temperatures of, 398. 

 Vaughan (D.) on luminous meteors 



and temporally stars, 500. 

 Virgins, on the problem of the, 371- 

 Vivian (Capt. W.) on native copper 



in the Llandudno mine. North 



Wales, 237. 

 Voluntary muscles, on some remark- 

 able defects in the, 317. 

 Wallace (Dr. W.) on chloro-arsenious 



acid, and some of its compounds, 



358. 

 Water, on the chemical action of, on 



soluble salts, 66. 

 Waterston (J. J.) on the theory of 



sound, 481. 

 Williams (C. G.) on the constitution 



of the essential oil of rue, 380. 

 Williamson (Dr.) on the measurement 



of gases in analysis, 524. 

 Wirz (M.) on lepargylic acid, 361. 

 Wbhler (Prof.) on inflammable siU- 



ciuretted hydrogen, 520; oti sili- 



ciuret of manganese, 522. 

 Wood, on the expansion of, by heat, 



54. 

 Wurtz (M.) on propyle-glycol, 295. 



END OF THE SIXTEENTH VOLUME. 



KK Y FLAMMAM. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COl'RT, FLEET-STREKT. 



