Nature, Nov. 27, 1890] 



INDEX 



Xlll 



tute, of Electrical Engineers in Connection with, 300 ; 

 Vacation Science Courses at, 458 ; Brilliant Meteor seen at, 

 618 ; Progress of the Edinburgh University Hall Scheme, 

 618 



ducation : Technical, in India, 18 ; Mr. Acland's Proposal to 

 Apply the License Extinction Fund to Technical, 158, 299, 

 327, 352 ; Government Grants in Aid of, 158 ; National 

 Lssociation for Promotion of Technical and Secondary, 327 ; 

 INecessity for a Central School of Mines in Victoria, Cosmo 

 |Newbery, 353 ; School of Manual Training at Baltimore, 

 J76 ; Technical Education in New South Wales, 376 ; Tech- 

 lical, at Worcester, 524 ; Education, and the Manchester 

 KTechnical School, 553 ; Reorganization of Columbia College, 

 pNew York, 87 ; the New Code, 133 ; Science Instruction in 

 JBoard Schools, 206 ; the London School Board and the 

 ^Decimal System, 647 ; Education in Victoria, 159 ; Prof. 

 iHuxley on Medical, 352 ; Science Scholarships to be 

 [^Established by 1851 Exhibition Commission, 374; Dr. Muir- 

 's Bequest for the Scientific Education of Women, 617 ; 

 teport of the Oxford University Extension Scheme, 252 ; 

 Conference of Cambridge Local Lectures Syndicate, 302 ; 

 Jniversity Correspondence College, William Briggs's, 554 ; 

 i*rof. Max M idler on the University Extension Scheme, 353 ; 

 ■■je Question of State Aid to University Extension, 353 ; 

 )r. Eitel on Education in Hong Kong, 525 

 Is in Loch Coulter Reservoir, 159 

 _s, Protective Coloration of, E. B. Titchener, 568 

 Fel Tower, High Pressure to be obtained by Manometric 

 Tube containing Mercury, 353 

 imer (Dr. G. H. Theodor), Organic Evolution, 28 

 j^ifiitel (Dr.), Education in Hong Kong, 525 



<Electricity : Lecons sur la Theorie Mathematique de I'EIec- 

 tricite, Prof. J. Bertrand, 2 ; Curious Effect of a Thunderstorm 

 at Playford in Suffolk, Herman Bidel, 36 ; the Action of 

 Electricity on Microbes, 47 ; Prof. Planck on the Difference 

 of Potential of Two Binary Electrolytes, 47 ; the Alternate 

 Current Transformer, in Theory and Practice, Vol. I., by 

 Dr. J. A. Fleming, Prof. Oliver J. Lodge, F.R.S., 49; the 

 Telephone in Iceland, 65 ; Lightning-strokes in Central 

 Germany, 66 ; the Polarization of Electrodes, Lucien 

 Poincare, 72 ; Photo-electric Impulsion Cells, Prof. 

 George M. Minchin, 80 ; Electric-radiation Meter, W. 

 G. Gregory, 91 ; Electrification of a Steam Jet, Shelford 

 Bidwell, F.R.S., 91 ; on the Heating Effects of Electric 

 Currents, W. H. Preece, F.R.S., 94; Prof Mayer's 

 Pendulum Electrometer, 107 ; American Electricians and 

 Electrical Units, 109; Electricity and Pure Water, no; 

 Electric Phenomena observed in a Stearin Manufactory in Italy, 

 no; the Wimshurst Electrical Machine, W. P. Mendham, 124; 

 Apparatus for Calibration of Siemens-Halske Torsion-Gal- 

 vanometer and New Form of Resistance for use in Measuring 

 Powerful Currents, Dr. Kopsel, 144 ; Electric versus Gas 

 Lighting, Jules Couture, 145 : Electric Lighting at the 

 Natural History Museum, iSo ; Electric Lighting and Fire 

 Insurance Rules, 534 : Electric Light, its Production and 

 Use, John W. Urquhart, 540; a New Electric Light Otto 

 Gas-engine, 583 ; Magnetism and Electricity, W. Jerome 

 Harrison and Chas. A. White', 147 ; Lightning and the 

 Electric Spark, Shelford Bidwell, F.R.S., 151 ; Electro- 

 magnetic Radiation, Prof. G. F. Fitzgerald, F.R.S., 172; 

 the Measurement of Electro-magnetic Radiation, Briscoe and 

 Watson, 262 ; Electro-magnetic Repulsion, W. B. Croft, 

 198 ; Problems in the Physics of an Electric Lamp, Prof. 

 J. A. Fleming, 198, 229 ; Arrangement of Huyghens's 

 Gearing in Illustration of Electric Induction, Lord Rayleigh, 

 P.R. S., 190; the Founder of the Science of Electricity, 

 Proposed Meeting in Memory of, Wm. Gilbert, 205 ; 

 Lefons sur I'Electricite professees a I'lnstitut Electro- 

 technique Montefiore Annexe a I'Universite de Liege, 

 Eric Gerard, 219 ; an Electrical Effect, Edward B. Cook, 

 246 ; Electrical Resistance of Alloys of Ferro-manganese and 

 Copper, E. L. Nichols, 260 ; Electrical Resistance of Gases 

 in Magnetic Field, A. Witz, 384 ; Electrical Resistance of 

 Metals, H. Le Chatelier, 560 ; Notes on Secondary 

 Batteries, Gladstone and Hibbert, 262 ; Easy Rule for 

 calculating Approximate Self-induction of Coil, Prof. J. Perry, 

 262 ; Residual Charge of Condensers, E. Bouty, 263 ; 

 the Submarine Cable Problem, Sir William Thomson, F.R.S., 

 287 ; the Discharge of Electricity through Gases, Prof. 

 J. J. Thomson, F.R.S., 295, 591, 614; Prof. Arthur 

 Schuster, F.R.S., 591 ; Electro- technical Experimental Station 



to be founded at Madgeburg, 300 ; Experimental Proof 

 of Ohm's Law, A. M. Mayer, 311 ; Institute of Elec- 

 trical Engineers, Meetings in connection with the Edin- 

 burgh International Exhibition, 300; Electric Execution, 

 the Recent, 374 ; Electrolysis of Animal Tissues, Dr. 

 G. N. Stewart, 398 ; the Working Efficiency of Secondary 

 Cells, 423 ; Eighteen Months' Observations of Atmospheric 

 Electricity, Elster and Geitel, 428 ; Prof. L. Weber on 

 Atmospheric Electricity, 574; Sir F. A. Abel, F.R.S. on, 

 434 ; Globular Lightning seen on the Summit of the Bohul 

 Mountain, 458 ; Electrical Gyroscopes, G. Trouve, 460 ; the 

 Inductive Power and Conductivity of Dielectrics, M. Curie, 

 486 ; Electrical Conductivity of Liquids, C. Baras, 534 ; the 

 Magneto-Optical Generation of Electricity, by Dr. Sheldon, 

 534; Sir William Thomson, F.R.S., on the New Electric 

 Meter, 534 ; Lawrence and Harries on Alternate v. Continuous 

 Currents in Relation to the Human Body, 534 ; Wilson Hart- 

 nell on, 534 ; Electric Darkness, 540; Sir William Thomson, 

 F. R. S., on Contact Electricity, 577 ; Alternate Electric Currents, 

 577 ; on Anti-effective Copper in Parallel Conductors, 577 ; 

 on Determining the Magnetic Susceptibility of Diamagnetic 

 and Feebly Magnetic Solids, 578 ; R. T. Glazebrook, F.R.S., 

 on Electrical Units and the Determination of the Ohm, 577 ; 

 Principal J, V. Jones on the Determination of the Ohm, 577 ; 

 Prof. J. A. Ewing, F.R. S., on the Molecular Theory ol In- 

 duced Magnetism, 578 ; Prof. Ostwald on the Action of 

 Semi -permeable Membranes in Electrolysis, 578 ; W. H. 

 Preece, F.R.S. , on Steel used for Permanent Magnets, 578 ; 

 Electrical Storms on Pike's Peak, R. A. Gregory, 595 ; 

 Vibrations of Platinum Wire rendered Incandescent by the 

 Electric Current, T. Argyropoulos, 632 



Elliott (Mr. A. C), Election to Engineering Professorship at 

 Cardiff of, 252 



Ellis (Havelock), the Criminal, Francis Galton, F.R.S., 75 



Ellis (John W.), Lepidopterous Fauna of Lancashire and 

 Cheshire, 245 



Ellis (W.) : Difference in Mean Temperatures from Daily 

 Maximum and Minimum Readings, as depending on Time of 

 Reading, 214 ; Relative Prevalence of Winds at Greenwich, 

 1841-89, 214 



Elster (Herr), Eighteen Months' Observations of Atmospheric 

 Electricity, 428 



Embryology : of the Earthworm, E. B. Wilson, 33 ; of Blatta 

 germanica and Doryphora dccemlineata, W. M. Wheeler, 33 ; 

 the Development of the Sympathetic Nervous System in 

 Mammals, Dr. A. M. Patersun, 70 



Emerson's (Prof.) Bernardston Series of Me4araorphic Upper 

 Devonian Rocks, Prof. Dana on, 655 



Emin Pasha's Meteorological Journal, 135 



Encyclopaedia of Photography, Walter E, Woodbury, 270, 

 368 



Engineering : Compound Locomotives, 61 ; Election of Mr. A. 

 C. Elliott to Engineering Professorship at Cardiff, 252 ; In- 

 stitution of Mechanical Engineers, Summer Meeting, 326 



England, Search for Coal in the South of. Prof. W. Boyd 

 Dawkins, F.R.S., 319 



Ensign (J. R.), the Direct Determination of Bromine in Mix- 

 tures of Alkaline Bromides and Iodides, 432 



Entomology : Fossil Butterflies of Florissant, Colorado, S. H. 

 Scudder, 18 ; Obituary Notice of Theodor Kirsch, 65 ; 

 Bibliography of American Economic Entomology, 88 ; Butter- 

 flies from Equatorial Africa, 92 ; Long Imprisonment of 

 Beetles in Wood, 109; Entomological Society, 119, 287, 383, 

 488 ; Dragon-fly and Cricket, E. Giles, 135 ; Monograph of 

 the British Cicadse, or Tettigidse, G. B. Buckton, F.R.S., 

 169 ; Monograph of Oriental Cicadidse, W. L. Distant, 169 ; 

 Non-parasitic Acarina of Algeria, A. D. Michael, 191 ; 

 Maltese Orange- Pests, R.McLachlan, F.R.S., 192; the Lepido- 

 pterous Fauna of Lancashire and Cheshire, John W. Ellis, 245 ; 

 Larva Collecting and Breeding, Rev. J. Seymour St. John, 

 269 ; Scarcity of Insects in Devonshire, S. Stevens, 287 ; 

 London-purple as an Insecticide, Blandford, 287 ; E. B. 

 Poulton, F.R.S., on the Colours of Animals, 289; Male 

 Foiyommatus dorilis Xdktn at Lee, Prof. Meldola, F.R.S., 383 ; 

 Bathing Habit of Victorian Butterfly, G. Lyell, Jun., 402 ; 

 Luminous Larvae, 403 ; Spider carrying Young on its Body, 

 Hulke, 403 ; Comparative Palatability of Insects, E. B. 

 Titchener and F. Finn, 571 ; British Farm, Forest, Orchard, 

 and Garden Pests, E. Ormerod, 609 



Environment, Indiscriminate Separation under the same, a 

 Cause of Divergence, Rev. John T. Gulick, 369 



