INDEX II. 



247 



of photography to show the passage 



of, across the sun's disk, .3o. 

 Venus, the phxuet, Prof. Schafarik on 



the visibility of the dark side of, 35. 

 Vocal organs in living centenarians, Sir 



G. D. Gibb, Bart., on the, 128. 



AVace (Rev. H.) on the calculation of 



logarithms, 24. 

 *Wag'es and salaries, Prof. L. Levi on 



the increased cost of living, and its 



relation to the rates of, 196. 



* Warm-blooded animals, Dr. Binz on 



the action of alcohol on, 124. 

 Water, Major-Gen. Syugeon pm-ityaud 

 impurity in the use and abuse of, 200. 



* Watson (Dr.) on the anatomy and 



phj'siology of the Indian elephant, 134. 



*^Vaugll (J.) on the prevention of in- 

 crustation in steam-boilers, 219. 



AVeapons, prehistoric names of, H. 

 Clarke on, 141. 



*Webster (T.) on the advancement of 

 science by industrial invention, 219 ; 

 *on the assimilation of the patent 

 systems of Great Britain and of the 

 United States, 219. 



"Wenham (F. H.) on the influence of 

 temperature on the elastic force of 

 certain forms of springs, 49. 



Whin Sill of Northimiberlaud, W. 

 Topley and G. A. Lebour on the, 92. 



Whipple (G. M.) on the passage of 

 squalls across the British Isles, 44 ; 

 on a new form of Rutherford's mini- 

 mum thermometer, devised and con- 

 structed by Mr. James Plicks, 50 ; on 

 a new electrical anemograph, 50. 



Whitaker (W.) on the occurrence of 

 Thanet sand and of crag in the S.W. 

 part of Suflblk (Sudbury), 92. 



*White (J.) on a form of Channel 

 steamer, 219. 



White corpuscles, their nature and 

 origin in the animal organism, Dr. 

 Goodman on, 129. 



Willcock (J.) on tlie history, proo;ress, 

 and description of the Bowling Iron- 

 works, 219. 



WilUamsou (Prof. W. C.) on fern-stems 

 and petioles of the coal-measures, 10(3. 



*Willis (D)-.) on the flora of the envi- 

 rons of Bradford, 106. 



Woodward (C. J.) on an improved form 

 of oxyhydrogen lantern for the use of 

 lecturers, 62 ; on a form of gas-genera- 

 tor, 66. 



(H.) on the discovery of a species 



of starfish in the Devonian beds of 

 South Devon, 77 ; and R. Etheridge, 

 jun., on some specimens of Dithyro- 

 caris from the carboniferous limestone 

 series. East Kilbride, and from the 

 Old Red Sandstone (?) of Lanarkshire, 

 with notes on their geological position, 

 &c., 92 ; on new facts bearing on the 

 inquiry concerning forms intermediate 

 between birds and reptiles, 93. 



Wright (Dr. C. R. A.) on new deriva- 

 tives from codeine and morphine, 67. 



Yangtsze, the' Upper, J. Thomson on 

 the gorges and rapids of, 173. 



Yoredale rocks of Wensleydale, W. 

 Ilorne on the occurrence of fish and 

 amphibian remains in the, 84. 



Yorkshire, Rev. J. F. Blake on addi- 

 tional remains of pleistocene mammals 



— , the West Riding of, C. P. Hob- 

 kirk on the mosses of, 104. 

 — , , T. Lister on birds observed 



in, in former and recent years, 116. 



*Zenger (Prof.) on the correlation be- 

 tween specific weight and specific 

 heat of chemical elements, 40; on 

 syimuetric conductors, and the con- 

 struction of lightning-conductors, 41. 



*Zungaria, Ney Elias on trade-routes 

 through Mongolia and, 169. 



