718 



INDEX. 



Underground temperature, thirteenth re- 

 port on the rate of increase of, down- 

 wards in varions localities of dry land 

 and under water, 26. 



^ waters in the Permian, New Red 



Sandstone, and Jurassic formations of 

 England, the circulation of the, and 

 the quantity and character of the 

 ■water supplied to towns and districts 

 from those formations, sixth report on, 

 87. 



Xlnited States, Protection in the, and its 

 lessons, G. Baden-Powell on, 671. 



Urine, the alkaline fermentation of, A. S. 

 Lea on, 644. 



Ussher (K. J.) on the caves and kitchen- 

 midden at Carrigagower, co. Cork, 210. 



■' Vei Syllabary ' of Liberia, West Africa, 

 Hyde Clarke on the, 635. 



Vine (G. R.) on the carboniferous poly- 

 izoa, 76. 



Vital and other statistics applicable to 

 musicians, by P. M. Tait, 666. 



Vivian (E.) on the exploration of Kent's 

 Cavern, 62. 



*Volumetric analysis, tlie so-called ' nor- 

 mal ' solutions of, A. H. Allen on, 649. 



* affparatus, an improved, exhibition 



of, by J. W. Starling, 634. 



Vortex motion, an experimental illus- 

 tration of minimum energy in, Sir W. 

 Thomson on, 491. 



., maximum and minimum energy in. 



Prof. Sir W. Thomson on, 473. 



Wages, and sources of income, the pre- 

 sent appropriation of, and how far it is 

 consonant with the economic progress 

 of the people of the United Kingdom, 

 report on, 318. 



Wake (C. S.) on the origin of the Mala- 

 gasy, 620. 



Wallace (Dr. W.) on the best means for 

 the development of light from coal- 

 gas, 241. 



Waters (A. W.) report on the occupation 

 of a table at the zoological station at 

 Naples, 163. 



Watson (W. H.) on the action of oils on 

 metals, 560. 



Watts (Dr. M.) on the present state of 

 our knowledge of spectrum analysis, 

 258. 



^WavC'disturbances in the ether, the 

 230ssibility of originating, by electro- 



magnetic forces, G. F. Fitzgerald on, 

 497. 



Waves on the surface of water, the effect 

 of oil in destroying. Prof. O. Keynolds 

 on, 489. 



Weldon (W.) *on some relations betweea 

 the atomic volumes of certain elements 

 and the heats of formation of some of 

 their compounds, 503. 



Westgarth (W.), What is capital ? 679. 



Wethered (E.) on underground tempera- 

 ture, 26; on the sandstones and grits 

 of the lower and middle series of tlie 

 Bristol coalfield, 579. 



Whitaker (W.) on the 'Geological Re- 

 cord,' 87 ; on the circulation of under- 

 ground waters, 87; list of works on 

 the geologj', mineralogy, and paleon- 

 tology of Wales (to the end of 1873), 

 397. 



Wliite light, a standard of, report on an 

 investigation for the purpose of fixing, 

 119. 



Wiesendanger (T.) on improvements in 

 electro-motors, .501. 



Wilkinson (li.) on the German and other 

 systems of teaching the deaf to speak, 

 216 ; on the appointment of H.M. in- 

 spectors of elementary schools, 219. 



Williamson (Dr. A. W.) on the present 

 state of our knowledge of spectrum 

 analysis, 258 ; on patent legislation, 

 318. 



Williamson (Prof. W. C.) on the Tertiary 

 (Miocene) flora, kc, of the basalt of 

 the North of Ireland, 107. 



"'Wind, the laws of the change of speed 

 and direction of the, Prof. Ragona on, 

 467. 



Wood (H. T.) on patent legislation, 318. 



Wrightson (T.) and W. C. Roberts on tlie 

 density of Huid bismuth, 543. 



Wynne (A. B.) on underground tempera- 

 ture, 26. 



Zoological andpalasontological researches 



in llexico, report of the Committee for 



conducting, 254. 

 Zoological reports of the 'Challenger' 



expedition, exhibition of some of the, 



by P. L. Sclater, 606. 

 Zoological station at Naples, report of the 



Committee appointed to arrange for 



the occupation of a table at the, 161 ; 



report to the Committee by A. W. 



Waters, 163. 



