INDEX. 



83i 



those of Nortli Devon, a comparison 

 between, by Dr. H. Hicks, 611. 



lloUed copper alloys, the cause of imper- 

 fections in the surface of, T. Turner 

 on, GOT. 



Eoscoe (Sir H. E.) on the best methods 

 of recording the direct intensity of 

 solar radiation, ICO ; on the prepara- 

 tion of a new scries of wave-length 

 tables of the spectra of the elements 

 and compounds, 161 ; on the teaching 

 of science in elementary schools, ;i83. 



Koss (O. C. D.), the origin of petroleum, 

 639. 



Kotation of the .sun, on observing the, 

 with the spectroscope, by Dr. G. J. 

 Stoney. .^73. 



Rotli (H. L.), ' couvade,' 800. 



lliicker (Prof. A. W.) on electrolysis in 

 its physical and chemical bearings, 

 122 ; on researches on electro-optics, 

 li"; on the best means of comparing 

 and reducing magnetic observations, 

 149. 



and Prof. W. E. Ayrton on the 



magnetic field in the neighbourhood 

 of the South London electrical railway, 

 581. 



and Prof. W. C. Roberts-Anstcn on 



the specific heat of basalt, 610. 



Rudler (F. W.) on the volcanic pheno- 

 mena of Vesuvius and its neighbour- 

 hood, 312. 



Russell (Prof.) on the action of light 

 upon dyed colours, 263. 



*Safety lamps, an apparatus for testing, 

 by Prof. F. Clowes, 611. 



Salvin (0 ) on the present state of our 

 knowledge of the zoology of the Sand- 

 wich Islands, and on the steps taken 

 to investigate ascertained deficiencies 

 in the fauna, 357. 



Sandwich Islands, draft report on the 

 present state of our knowledge of the 

 zoolog}^ of the, and on the steps taken 

 to investigate ascertained deficiencies 

 in the fauna, 357. 



Savage religion, the limits of. Dr. E. B. 

 Tylor on, 800. 



Schlichter (Dr. H.), the geography of 

 South-west Africa, 711>. 



Sclmstcr (Prof. A.) on electrolysis in its 

 ph3-sical and chemical bearings, 122 ; 

 on researches oi the ultra-violet rays 

 of tlie solar spectrum, 117 ; on the 

 best means of comparing and reducing 

 magnetic o'lservations, 149 ; on stand- 

 ards for use in electrical measure- 

 ments, 152 ; on the best methods of 

 recording tie direct intensity of solar 

 radiation, liiO; on the preparation of 

 a new series of wave-lengtli tables of 

 18?1. 



the spectra of the elements and com- 

 ])ounds, 161. 



Science, the teaching of, in elementary 

 schools, report on, 383. 



Sclater (Dr. P. L.) on the present state 

 of our knowledge of the fauna and 

 flora of the West India Islands, and 

 on the steps taken to investigate as- 

 certained deficiencies in the fauna and 

 flora, 351 ; on the present state of our 

 knowledge of the zoology of the Sand- 

 wich Islands, and on the steps taken 

 to investigate ascertained deficiencic-; 

 in the fauna, 357 ; on the occupation 

 of a table at the zoological station at 

 Naples, 365. 



Scott (Prof. D. H.), notes on internal 

 phloem in the dicotyledons, 690. 



Screw propellers, action of, by Major R. 

 de Villamil, 780. 



Screw propulsion, a new system of, with 

 non-reversible engines, W. W. Beau- 

 mont on, 779. 



Seasonal variations of temperature in 

 lakes, rivers, and estuaries in various 

 parts of the United Kingdom, fourth 

 and final report of the Committee for 

 arranging an investigation of the, in 

 co-operation with the local societies 

 represented on the Association, -Jul. 



*Sea-wanderings, the tirst, of the English 

 race, by W. M. Adams, 808. 



Sedgwick (A.) on the occupation of a 

 table at the zoological station at 

 Naples, 365. 



Seeley (Prof. H. G.) on excavations at 

 Oldbury Hill, near Ightbam, 353. 



Sewage, a new method of disposal of, 

 with some references to schemes now 

 in use, C. G. Moor on, 612. 



, the formation of peaty colouring 



matters in, by the action of micro- 

 organisms, W. E. Adeney on, 612. 



Seward (E.) the formation of a record of 

 the prehistoric and ancient remains of 

 Glamorganshire, 811. 



Sexual and allied modes of protojjlasmic 

 rejuvenescence, &c., a preliminary 

 classification of, by Prof. M. Hartog, 

 683. 



Sharp (Dr. D.) on the present state of 

 our knowledge of the zoology and 

 botany of the West India Islands, and 

 on the steps taken to investigate as- 

 certained deficiencies in the fauna and 

 flora, 354 ; on the present state of our 

 knowledge of the zoology of the 

 Sandwich Islands, and on the steps 

 taken to investigate- ascertained de- 

 ficiencies in the fauna, 357. 



Sliarpe (Rev. H. J.) on liquid jets under 

 gravity, 568. 



Shaw (W. N.) on electrolj'sis in its phy- 

 sical and chemical bearings, 1 22 ; on 

 3 H 



