564 



Summation of series, on, 332. 



Sun, notices on the physical aspect of the, 

 (Part I.), 46. 



, notice of the surface of, 476. 



, notice of a spot on, observed at in- 

 tervals during one rotation, 479. 



Sun-spots, on the behaviour of, with re- 

 gard to increase and diminution, 59. 



, variation of, coincidence of mag- 

 netic disturbance with, 491. 



Suspension bridges, on the size of pins for 

 connecting flat links in the chains of, 

 139. 



Sylvester (J. J.) on Newton's rule for the 

 discovery of imaginary roots of equa- 

 tions, 268. 



on a theorem concerning discrimi- 

 nants, 336. 



Symbolical expansions, on, 329. 



lania mediocanellata, on the production 

 of acute cestode tuberculosis by admi- 

 nistration of the proglottides of, 214. 



Temperature, lunar influence on, 223. 



of birds, observations on, 337, 440, 



475. 



Tennyson (A.) admitted, 541. 



Thallium, on the passage of the sulphate 

 of, into the textures of animals, 423. 



, on the forms of some compounds of, 



555. 



Thomson (W.) on the elasticity and vis- 

 cosity of metals, 289. 



Thylacoleo carnifex, description of an al- 

 most entire skull of, 343. 



Toronto, magnetic observations at, 491, 

 513. 



Toynbee (H.) on the normal circulation 

 and weight of the atmosphere in the 

 North and South Atlantic Oceans, so 

 far as it can be proved by a steady 

 meteorological registration during five 

 voyages to India, 345. 



Tribasic acids, on the synthesis of, 77. 

 Tricarballylate of lime, 78. 



of copper, 78. 



of lead, 79. 



Tricarballylic ether, 77. 



amylic ether, 78. 



Trigonometrical Survey of India, note on, 



Tschirnhausen's transformation, addition 

 to the memoir on, 541. 



Turner (Lord Justice) admitted, 134. 



Tyndall (J.), note on the invisible radia- 

 tion of the electric light, 33. 



on calorescence, 476. 



Unit of electrical resistance, on the new, 

 154. 



Vice-Presidents appointed, 541. 

 Villiers (Rt. Hon. C. P.) admitted, 476. 



Waringtonite, 88, 397. 



Warm-blooded animals, restoration of life 



in, experiments on, 358. 

 Water, on the expansion of, 551. 

 Williamson (A. W.), note on the atomicity 



of aluminium, 74. 

 Wood (J.), additional varieties in human 



myology, 379. 



Zinc, action of, upon a mixture of iodide 

 of ethyl and oxalate of methyl, 17; upon 

 oxalic ether and the iodides of methyl 

 and ethyl, 83 ; upon a mixture of ethyl 

 oxalate and amyl iodide, 191 ; upon 

 amjlic oxalate and ethylic iodide, 197 ; 

 upon amyl oxalate and amyl iodide, 198. 



Zincethyl, action of, upon ethylic leucate, 

 79. 



Zoological names of characteristic parts, 

 &c., 129, 134. 



END OF THE FOURTEENTH VOLUME. 



Printed by TAYLOB and FRANCIS, Red Lion Court, Fleet Strnet. 



