xil INDEX 
[Wature, Dee. 2, 1886 » 
Duthie (J. F.), Indigenous Fodder Grasses of North-Western 
India, W. Fream, 494 
Dutton (Capt.), and Crater Lake in Oregon, 501 
yer (W. T. Thiselton, F.R.S.), Collection of Hairs after 
Earthquakes in China, 56; Peat Floods in the Falklands, 
440 ; Cereals of Prehistoric Times, 545 
Dyes, Tolidine and Azotolidine, Derivatives of, R. F. Ruttan, 
B.A., M.D., 511 
Dynamo-Electric Machine, J. Hopkinson, D.Sc., F.R.S., and 
Edward Hopkinson, D.Sc., 20 
Dynamos Worked by Teverone Waterfall, 489 
Kagles (T. H., M.A.), Constructive Geometry of Plane Curves, 
74 
Iarth-Currents and Aurora, Prof. W. F. Barrett, 408 
Iarth-Currents, M. Shida, 434 
Earth’s Surface, Local Variations and Vibrations of, H. C. ! 
Russell, 489 
Farth-Temperatures, W. Marriott, F.R.Met.Soc., 95 
Karthquakes ; in China, Dr. D. |. Macgowan, 17; Collection of | 
Hairs after, W. T. Thiselton Dyer, F.R.S., 56; at Smyrna, 
Chios, &c., 130 ; at Bougie, Algeria, 154 ; at Sandy Hook and 
Coney Island, 153; in Brazil, May 9, H.M. dom Pedro d’Al- 
cantara, 187; M. Cruls, 188; in North and South America, 
Prof. Rockwood, Jun., 322; Earthquake-Shocks at Malta, 
370, 397 ; at Kilsyth, 397; in the Levant, 434; the Recent, 
September 1886, 460; Earthquake Distribution, Prof. J. P. 
O'Reilly, 465 ; Earthquake of September 5, Dr. F. A. Forel, 
469; Recent Earthquakes and Volcanic Eruptions, 599 ; 
earthquakes in the United States, Major Powell, W. Topley, 
470; at Charleston, 488, 501 ; at Naples, 488; Late Ameri- 
can Earthquake and its Limits, J. P. O’Reilly, 579; Earth- 
quake at Sea, H. Mohn, 496: in North America, 530; Re- 
cent, in Greece, W. J. L. Wharton, Capt. L. Aquilina, 497 ; 
L. Vidal, 564; at Constantinople, 530; at Aumale, 530; 
Shocks at Summerville, 501 ; in Japan, S. K. Sekiya, 553; 
Shocks in Europe, America, and Oceania, 553; in Alsace, 
Vosges, and Black Forest, 602; in Canada, 602; in the 
Vosges, 618; at Srinagar, Cashmere, 627 ; Prof. Milne’s Prize 
Essays on, 1543 Earthquake Frequency, Prof. Knott on, 
434 ; Submarine Disturbances, 458; Earthquakes and other 
Warth-Movements, J. Milne, Major A. Cunningham, 141 ; an 
Earthquake Invention, Prof. John Milne, 193; Marthquake- | 
Recorders for Use in Observatories, Prof. J. A. Ewing, 343 
Earthworms, Australian, Notes on, J. J. Fletcher, 379 
Echinarachnius and Ophiopholis, Development of, W. Fewkes, 
132 
Eclipses : Eclipse of Jupiter’s Fourth Satellite, 84 ; Total Solar, 
1886 August 28-29, 272; Eclipse of the Sun on August 29, 
379, 437 
Edible Bird’s-Nest, Composition of, J. R. Green, 81; H. B. 
Guppy, 100 
Edinburgh: Royal Society of, 7, 187, 211, 306, 462, 515; 
Medals of, 173 ; Mathematical Society of, 115, 163 
I’dison’s System of Telegraphing with Trains in Motion, 201 
Idkias (Dr.), on Origin of Chinese Arts, Sciences, &c., 60 
idlund (E.), Electromotive Force of the Electric Spark, 462 
Education : Technical Education in the United States, 15 ; W. 
Odell, 55; Marquis of Lorne on Geographical Education, 
85; System of Education in Japan, 154, 577; Position of 
Science in Colonial, W. Lant Carpenter, 174; Proposed 
Minister of Education, 488 ; Lectures in the Training School 
for Kindergartners, E. P. Peabody, 494 ; Teaching of Science 
in Elementary Schools, 506 ; Technical Education in Bombay, 
529 
Idwards (Thomas, A.L.S.), Memorial to, 129 
Kels, Electric, 246 
Iiggs of British Marine Fishes, Prof. McIntosh, F.R.S., 147 
Fgh (Prof. J. J.), Die Schweiz, 616 
\ézypt: Dr. Schweinfurth’s Inquiry as to Life-Duration of 
Northern Settlers in Egypt, 529; Egyptian Classification of 
) 139; Photographs of 
the Races of Man, Rk. S. Poole, 
Mummies of Egyptian Kings, Sir W. Dawson, F.R.S., 610 
Khrhardt (E. F.), on the Relative Stability of the Hydrochloride 
C,)H,,C, prepared from Turpentine and Camphene respec- 
tively, 511 
Liffel (M.), Utility of his Proposed Tower at Paris, 154 
Kigner (M.), Meteorological Station, Mouth of Lena, 604 
Elastic Reaction, Influenze of Temperature upon, Th. Schroder, 
402 
Elasticians, Chronology of, Prof. Karl Pear:on, 194 
Elasticity, New Method of Determining .the Modulus of, A. 
Konig, 354 
Electricity : J. Hopkinson, D.Sc., F.R.S., and E, Hopkinson, 
D.Sc., on Dynamo-Electric Machines, 20; Origin of Atmo- 
spheric Electricity, Prof. Luigi Palmieri on, 46; Electricity 
in Fishes, 48; Electricity treated Experimentally, Linnzeus 
Cumming, M.A., 74 ; Thomson Effect as expounded by Prof. 
Tait, J. D. Everett, F.R.S., 75, 143; Prof. P. G. Tait, 75, 
120 ; Frictional Electricity, T. P. Treglohan, 142; Ampére’s 
Rule, G. Daehne, 168 ; a Voltaic Cell with a Solid Electro- 
lyte, Shelford Bidwell, 211; the First African City lighted 
by Electricity, 247 ; Electricity of Steam, the, M. Palmieri, 
277; Electric Tuning-Forks, a Mode of Driving, Prof. S. P. 
Thompson, 283; Electric Transmission of Energy, Gisbert 
Kapp, Prof. John Perry, F.R.S., 285 ; Experiments connected 
with the Transmission of Force by Means of Electricity, M. 
Marcel Deprez, 299; New Method for observing Electric 
Oscillations, R. Colley, 354; Earth-Currents and the Aurora, 
Prof. W. F. Barrett, 408; M. Shida, 434; Dielectric Fluids 
under Electric Forces, 462; Applications of Electricity to the 
Development of Marksmanship, Capt. O. E. Michaelis, 462 ; 
Telluric Currents, J. J. Landerer, 492; Electromotive Force 
of the Electric Spark, E. Edlund, 462; the Vol/a, 500; M. 
Beduwe’s Transportable Electric Lighthouse, 501; Influence 
of Silent Discharge on Oxyzen and other Gases, 506 ; New 
Form of Current-Weigher, J. Blyth, 508 ; Conductibility of 
Gases and Vapours, J. Luvini, 516; Electricity and Refrac- 
tory Horses, Prof. Place, 554; Products of the Cowles Elec- 
tric Furnace, C. F. Mabery, 560; Electric Thermometry, 
Prof. T. C. Mendenhall, 560; Paris Laboratory of Electri- 
city, 576 ; Observations of Atmospheric Electricity at Odessa 
Meteorological Observatory, 577; Tangent Scale in a Gal- 
vanometer, J. Rennie, 594 ; Electric Conductivity of Vapours 
and Gases, Prof. G. Luvini, 611 ; Fluted Craterless Carbons 
for Arc Lighting, Sir J. N. Douglass, 209 ; an Electric Light 
Fire-damp Indicator, Emmott and Ackroyd, 210: the Elec- 
tric Light and Paris Theatres, 489; Use of Electric Light in 
Lighthouses, Sir J. N. Douglass, 502 ; Arc and Glow Lamps, 
J. Maier, Ph.D., 542; Goolden and Trotter’s Dynamos, 627 ; 
Electrical Resistance of Nickel at High Temperature, Prof. 
C. G. Knott, 306; on a New Application of the Telephone 
for the Measurement of Electrical Resistance, Dr. Prings- 
heim, 308; Electrical Properties of Hydrogenised Palladium, 
Prof. C. G. Knott, 462; Electrification of Ice by Water- 
Friction, L. Sohnke, 462; on the Formule of the Electro- 
Magnet and Dynamo, Prof. S. P. Thompson, 283 ; Lifting- 
Power of Electro-Magnets, S. Bidwell, M.A., 159; Electro- 
Magnetic Rotation of the Plane of Polarisation in Chloride 
of Iron, W. Stscheglajeff, 355 ; Electrolysis, 479 ; Thermo- 
Electric Properties of Electrolytes, W. Donle, 462; Relation 
of Transfer- Resistance to the Molecular Weight and Chemical 
Composition of Electrolytes, G. Gore, LL.D., F.R.S., 94; 
an Absolute Bichat and Blondlot Electrometer, 436; G. 
Lippmann, 436; Note on the Construction of an Absolute 
Electrometer adapted for the Measurement of very High 
Potentials, E. Bichat and R. Blondlot, 331: Electromotive 
Force of the Electric Spark, 462; Seat of the Electromotive 
Force, Prof. Brackett, 559; a General Theorem in Electro- 
static Induction, John buchanan, 209 
Elementary Schools, Teaching of Science in, 506 
Elements 
: New, in Gadolinite and Samarskite, detected Spec- 
troscopically, W. Crookes, F.K.S., 160; Origin of the, W. 
Crookes, F.R.S., 423; a New Element, Germanium, C. 
Winkler, 550 
Elkin (Dr. W. L.), Report of Observatory Work at Yale College, 
84; Researches at Yale College Observatory, 435 ; Helio- 
metric Observations of the Pleiades, 502 
Ellery (R. L. J., F.R.S.), Report of the Melbourne Observa- 
tory, 155 
Ellis (G. E. R.), Papers in Inorganic Chemistry, 569 
Embryo, Position of, in Insects, P. Hallez, 588 
Emmott (Walter) and Wm. Ackroyd, an Electric Light Fire- 
damp Indicator, 210 
Emu, Brooding Habits of the, Alfred Bennett, 225 
Emydine Chelonian, on a New, from the Pliocene of India, R. 
Lydekker, 259 
Enemies of the Frog, H. Ling Roth, 194 ; T. Martyr, 217 
Energy, Electric Transmission of, Gisbert Kapp, Prof. John 
Perry, F.R.S., 285 
