INDEX. 



685 



*Greenhill (A. G.) on the rotation of a 

 homogeneous liquid ellipsoid, 450. 



Giinther (Dr.) on the natural history of 

 Socotra and the adjacent highlands of 

 Arabia and Somali Land, 281. 



Haematite deposits in the carboniferous 

 limestone, E. Wethered on the origin 

 of, 5S3. 



Hail, Prof. T. SchwedoflE on the origin 

 of, 458. 



, Schwedoffs theory of, Prof. S. P. 



Thompson on, 458. 



'Halifax Hard Bed,' Lower Coal Mea- 

 sures, preliminary report on the tiora 

 of the, 267. 



Hampshire, notes relating to some of the 

 drift phenomena of, by Prof. Prest- 

 wich, 529. 



Hancock (Dr. N.) on the appropriation 

 of wages and other sources of income, 

 297 ; on patent legislation, 310. 



Harcourt (A. Vernon) on fixing a stan- 

 dard of white light, 38 ; the aerortbo- 

 meter, an instrument for correcting 

 the measure of a gas, 499. 



Hardy (T.) on the migration of birds, 

 283. 



Harmonic analysis used in deducing the 

 numerical values of the tides of long 

 period, G. H. Darwin on the, and on a 

 misprint in the tidal report for 1872, 

 319. 



Harris (G.), ebb and flow in. mental en- 

 dowment, 606 ; the influence of the 

 intellectual faculties in relation to the 

 direction and operation of the material 

 organs, 609. 



Harrison (J. Park) on obtaining photo- 

 graphs of the typical races in the British 

 Isles, 270 ; on the work of the Com- 

 mittee for carrying out the recom- 

 mendations of the Anthropometric 

 Committee of 1880, 278 ; *on the 

 length of the second toe of the human 

 foot, 606; *the jutes of the Isle of 

 AVight, 607 ; *on the physical cliarac- 

 teristics of the Saxon, ib. 



Hartlaub (Dr. G.) on the natural history 

 of Socotra and the adjacent highlands 

 of Arabia and Somali Land, 281. 



Hartlej' (Prof.) on the present state of 

 our knowledge of spectrum analysis, 

 120 ; on the ultra-violet spark spectra 

 emitted by metallic elements, and 

 their combinations under varying con- 

 ditions, 143. 



Hartog (Dr. M. M.) on the nature of the 

 ' telson ' and ' caudal f urea ' of the 

 Crustacea, 5751 



Harvie-Brown (J. A.) on the migration 

 of birds, 283. 



Hawkshaw (J. C), the Channel tunnel, 

 404. 



Hawksley (T.) on the best means of 

 ascertaining the effective wind-pres- 

 sures to which buildings and struc- 

 tures are exposed, 315. 



Head (J.) on the appropriation of wages 

 and other sources of income, 297. 



*Heart, the mammalian, Prof. H. N. 

 Martin on some new methods of in- 

 vestigating the physiology of, 578. 



Herschel (Prof. A. S.) on underground 

 temperature, 72 ; on meteoric dust, 

 90. 



Hesse-Wartegg (B. von), the Spanish 

 territories of North America, 627. 



Heycock (C. T.), a revision of the atomic 

 weight of rubidium, 499. 



Heywood (J.) on the work of the com- 

 mittee for carrying out the recommen- 

 dations of the Anthropometric Com- 

 mittee of 1880, 278 ; on the workings 

 of the proposed revised New Code, and 

 of other legislation affecting the teach- 

 ing of science in elementary schools, 

 307. 



Hicks (W. M.) on recent progress in 

 hydrodynamics : Part II., Special 

 problems, 39. 



Hill (Rev. E.), problems in the geology 

 of the Channel Islands, 550. 



Hill (P.) on the appropriation of wages 

 and other sources of income, 297. 



Hockin (C.) on standards for use in 

 electrical measurements, 70. 



Hooker (Sir J.) on the natural history of 

 Socotra and the adjacent highlands 

 of Arabia and Somali Land, 281. 



Hopkinson (Dr. J.) on standards for use 

 in electrical measurements, 70. 



Howes (G. B.) on the presence of a 'tj'm- 

 panum ' in the genus Haia, 577. 



Huggins (Dr. W.) on the photographic 

 spectrum of comet (Wells) 1, 1882, 

 442 ; on the photographic spectrum of 

 the Great Nebula in Orion, 443. 



Hughes ( Prof. T. JIc K.) on the preparation 

 of an international geological map of 

 Europe, 241 ; on the erratic blocks of 

 England, Wales, and Ireland, 243. 



Hull (Prof. E.) on underground tempera- 

 ture, 72 ; on the circulation of under- 

 ground waters, 213. 



Hunt (A. R.), evidence of wave-action at 

 a depth of 40 fathoms in the English 

 Channel, 535. 



Huntington (Prof. A. K.) on the present 

 state of our knowledge of spectrum 

 analysis, 120; on the ultra-violet spark 

 spectra emitted by metallic elements, 

 and their combinations under varying 

 conditions, 143. 



and Dr. C. W. Siemens on the 



electric furnace, 496. 



Huxley (Prof.) on the Scottish zoological 

 station, 282 ; on the occupation of a 



