Nature, L'Electricite dans la, Georges Dary, 460

Nature, La Place de 1'Homme dans la, T. H. Huxley, 197

Nature, Man in, Paul Topinard, 457

Nature, Man's Place in, Prof. N. S. Shaler, 220

Nature, the Realm of, Hugh Robert Mill, 390

Nature Teachings, Cyclopaedia of, H. Macmillan, 248

Navajo Indians, Weaving as practised by the, Dr. Shufeldt, 260

Naval Architects, Institution of, 570

Nebulae, some Apparently Variable, Lewis Swift, 261

Nebulas near Merope, Measures of the, 352

Nebula; and Star Clusters, Observations of, M. Bigourdan,

352
Nebulae, Variability of, Dr. Lewis Swift, 522
Neesen (Prof.), Measurements of Latent Heats of Evaporation

by means of a Condensation Calorimeter, 456
Negreano (D.), Variation, with Temperature, of Dielectric

Constant of Liquids, 408
Neolithic Age in Scandinavia, Chronology of the, Prof.

Montelius, 39
Nephrite Axe found at Ohlau, Silesia, the, Dr. O. Schoetensack,

379
Neptune, the Discovery of, Prof. Holden, 522
New Forest Bill, the, H. Goss, 295
New Forest in Danger, the, Herbert Goss, 343
New Fragments, John Tyndall, F.R.S., 508
New Guinea, British, J. P. Thomson on Recent Explorations

and Discoveries in, 425
New Guinea, Geology of, R. L. Jack, 209
New South Wales: the Acclimatization of the Avocado Pear

in, F. Turner, 66; Scientific and Technical Education in,

88; Tea Culture in, W. T. Robertson, 260
New York Mathematical Society, 124; Bulletin of the, 341
New York and Philadelphia, Proposed Ship Canal between,

Prof. L. M. Haupt, 497
New York Scientific Alliance, the, 544
New York State, Earthquake in, 259
New Zealand Alps, with Axe and Rope in the, Geo. Ed. Man-

nering, Prof. T. G. Bonney, F.R.S., 147
New Zealand, on a Recent Discovery of the Remains of Extinct

Birds in, Prof. Henry O. Forbes, 4:6
New Zealand Region, Aphanapteryx in the, Prof. Henry O.

Forbes, 580
Newcomb (Prof.), Periodic Perturbations of the Four Inner

Planets, 548; N.P.D.'s observed with Greenwich and

Washington Transit Circles, 548
Newton (Prof. Alfred, F. R. S.), Ornithology of the Sandwich

Isles, 465, 532
Newton (Prof. H. A.), Capture of Comets by Planets, 186
Nicaragua, Earthquake in, 471
Nicholson (A. C), High-level Glacial Grounds near Oswestry,

165
Nickel Heat Engine, W. B. Croft, 392; Rev. Frederick J.

Smith, 464
Nile, Reported Discovery of Ultimate Source of, 154
Nitrogen, Results of Experiments at Rothamsted on the

Question of the Fixation of Free, Dr. J. H. Gilbert, F.R.S.,

32

Nitrogen, the Urinary Secretion of. Dr. Gumlich, 599

Noble (Capt. A., F.R.S.), First Visible Colour of Incandescent

Iron, 484
Nomenclature in Biology, Suggestions for securing Greater Uni-
formity of, Prof. T. Jeffery Parker, F.R.S., 68
Nomenclature, Botanical, Dr. Otto Kuntze, W. Botting Hems-
ley, 169
Nomenclature, Scientific, H. St. A. Alder, 104
Non-Euclidian Geometry, Prof. H. Poincare, 404
Non-Metallic Chemistry, Synopsis of, W. Briggs, 604
Nordenskiold (Baron), Discovery of Uranium in Swedish An-

thracitic Minerals, 209
Norfolk and Norwich Naturalists' Society, 567
North (Marianne), Recollections of a Happy Life, 602
North America, Nature and Man in, Prof. N. S. Shaler, 220
North Atlantic Weather Charts, Synoptic, 444
Nova Aurigae, Observations of the Spectrum of, Dr. Henry

Crew, 569
Nova Aurigae, Spectrum of, E. W. Maunder, 616
Nova Cygni, Photographs of the Region of, 617
Novelists, Techical Education for, 487
Nuovo Giornale Botanico Italiano, 46, 478
Nurhagi of Sardinia, Dr. Ermling on the, 114
Nuttall (Zelia), Ancient Mexican Shields, 520

Oak, The, a Popular Introduction to Forest Botany, H. Marshall
Ward, F.R.S., 509

Object Glasses, Diffraction Effects produced by placing Screens
in Front of, Prof. Pritchard, 237

Objective Prism, the, Prof. Pickering, 521

Objectives, Telescopic, A. Fowler, 204

Observatories: Proposed Removal of Madras Observatory, 258;
Report of the U.S. Naval Observatory, 352; the Warner
Observatory, 422; Cordova Observatory, 446; Photography
at the Cape Observatory, D. Gill, 600

Observatories, Meteorological: Projected Tidal Observatory at
Muscat, 134 ; Blue Hill Meteorological Observatory, 418

Oddone (Dr. Emil), on Earth Vibrations, 510

Ogilby (J. D.), Dr. Stirling's new Australian Animal (Nolo-
ryctes typhldps), 135

Ohio, Excavations of the Prehistoric Mounds in, 20

Ohio: Discovery of Remarkable Preliistoric Tomb, 157; the
Geology of, in connection with the Average Yield of Wheat,
420

Oka (Asajiro), a New Genus of Synascidians from Japan, 450

Olive Culture in Australia, Principal J. L. Thomson, 135

OHiff(A. S.), the Plague Locust of New South Wales, 520

Ontario, Grape Culture in, 209

Opium Question, the, G. H. M. Batten, 545

Opossum, Ring-tailed, Curious Death of a, J. E. Dixon, 88

Optics: Optical Proof of the Existence of Suspended Matter in
Flames, on an, Sir G. G. Stokes, F.R.S., 133; Optical
Determination of High Temperatures, H. Le Chatelier, 360;
Optics of Photography and Photographic Lenses, J. Traill
Taylor, 364 ; Optical Lantern as an Aid in Teaching, C. H.
Bothamley, 437; the Simplest Equivalent of a Given Optical
Path, Dr. J. Larmor, 503 ; an Aerial Graphoscope for showing
Effects of Persistence of Vision, E. S. Bruce, 574; the Dis-
persion of the Ultra-red Rays, Dr. Rubens, 576

Orange, Double, Gerald B. Francis, 534, 607

Organic Chemistry, a Hand-book of Industrial, Samuel P.
Sadtler, 125

Orientation of Ancient Monuments, Rev. Fred. F. Grensted, 464

Orientation, a Preliminary Statement of an Investigation of the
Dates of some of the Greek Temples as derived from their,
F. C. Penrose, 395

Origin of the Year, J. Norman Lockyer, F.R.S., 487

Orkneys, Supernumerary Rainbows Observed in the, Robert H. ■
Scott, F.R.S., 223 ; M. Spence, 223

Ornithology: Migratory Birdi passing over Dublin, 20; the
Prairie Larks and Cranes of Manitoba, E. E. Thompson,
135; Intelligence in Birds, A. Wilkins, 151; Bird Gallery
in the British Museum, 154; Capture of a Spotted Eagle near
Colchester, 158 ; Threatened Extermination of Kentish Plover,
W. Verner, 236; Spotted Eagle, Pratt and Son, 259;
Additional Observations on Development of Apteryx, T. J.
Parker, F.R.S., 311 ; Utilization of Homing Pigeons, W. B.
Tegetmeier, 320; Harrow Birds, G. E. H. Barrett-Hamilton,
342; Nest of Eggs of Bird of Paradise, A. J. Campbell,
379; Remarkable Case of Humming Birds Nesting and
Hatching in a Drawing-room, 383 ; Torpid Cuckoo, A. Holte
Macpherson, 416; a Swan's Secret, Mrs. Jessie Godwin-
Austen, 416; on the Origin of the Struthious Birds of
Australasia, Prof. Hutton, 425 ; Ornithology of the Sandwich
Isles, Prof. Alfred Newton, F.R.S., 465, 532; Albert F.
Calvert, 485, 558; J. E. Harting, 532; Preference of Certain
Birds for Certain Trees, 471; White's Thrush (Tardus
varius), H. Seebohm, 479; Tame Jackdaws, E. C. Green, 545;
the Great Skua in Shetland, W. E. Clarke, 545 ; Depredations
of the Great Bower Bird in Northern Queensland, 588
Orthochromatic Plates for Astronomical Photography, M. M.

Fabre and Andoyer, 280
Orthography of Geographical Names, 186
Osmond (M.), and the Alloys Research Committee of the Insti-
tution of Mechanical Engineers, 22

Ostwald (Prof. W.), Theory of Solutions, 193, 293, 415, 606;
the Magnetic Rotation of Dissolved Salts, 383; the Dissocia-
tion of Nitrogen Peroxide, 383 ; Recent Advances in Physical
Chemistry, 590

O'Sullivan (C. C), Gedda Gums, theDextro-Rotatory Varieties,

93
O'Sullivan (J.), Specific Rotatory and Cupric Reducing Power

of Invert Sugar and of Dextrose obtained from Cane Sugar

by means of Invertase, 551
Oudemans (Dr. A. C), the Great Sea Serpent, 614
Oudemans (J. A. C), Levels, 240

Onse, the, A. J. Taylor, 102

Owens (Prof. W. G.), Report of Solir Halos and Parhelia,
518

Oxford: Election of Mr. E. R. Lankester to the Linacre Pro-
fessorship, 183

Oxford, Pass Examination Papers, a Defect in the, 443

Oxford University, Junior Scientific Clab, 455, 503

Oxford University Museum, Fourth Annual Report of the Dele-
gates of the, 572

Oxide, Phosphorous, A. E. Tutton, 446

Oxyden and Hydrogen, Silent Combination of, Prof. Victor
Meyer and Herr Askenasy on, 616

0>y*ter Culture in Queensland, Saville-Kent, 66

Oysters at the Antipodes, 43

Ozone by Electric Silent Discharge, Experiments on the Pro-
duction of, Siemens and Halske,"39

Pacific, Eastern, Dredging Operations in the, Prof. Alex.
Agassi*, 281

Page (Mr. F. J. M.), Appointed to Chair of Chemistry and
Physics at I.ondon Hospital, 566

Palatability, Comparative, E. B. Titchener, 53

Paljeolithics: a Curious Stone Hammer found in the Thames,
G. F. Lawrence, 324

Palaeolithic and Neolithic Period, the Continuity of the, J. A.
Brown, 503

Palaeontology: Catalogue of Fossil Birds in the British Museum,
R. Lydekker, 33; Discovery of Mammalian Tooth near
Hastings, 39 ; some Kurypterid Remains from Upper Silurian
Deposits of Portland Hill, Malcolm Laurie, 239; the Sil-
chester Remains, Herbert Jones, 259; Fresh Evidence Con-
cerning the Distribution of Arctic Plants during the Glacial
Epoch, Dr. A. G. Nathorst, 273; on a Recent Discovery of
the Remains of Extinct Birds in New Zealand, Prof. Henry
O. Forbes, 416; Discovery of Remains of Prehistoric Animals
in Endsleigh Street, Dr. H. Hicks, F. R.S., 566; Aberrant
Fossil Ungulates of South America, 608

Palms, on the Phenomena Concerned in the Production of
Forked and Branched, D. Morris, 598

Pamely (Caleb), Colliery Manager's Hand-book, 77

Pamir, Le, et sa Faune lepidopierologique, 115

Pamirs, a Journey across the, 90

Pamirs, Journeys in the, and Adjacent Countries, Capt. F. E.
Younghusband, 353

Pantelleria: Earthquakes at, 120; the October Eruption,
North-West of, G. W. Butler, Prof. John W. Judd, F.R.S.,
154; on the Matter thrown up during the Submarine
Eruption North-West of, October 1891, Gerard W. Butler,
251; Geo. H. Perry, 251; Abstract of Mr. A. Ricco's
Account of the Submarine Eruption North-West of, October
1891, G. W. Butler, 584 ; Geology of, G. Jervis, 207

Paper-making Industry in the United States, the, J. F. Hobart,

»79

Parasitic Fungi and Moulds, G. Massee, 411

Paris: Academy of Sciences, 23, 47, 71, 95,2120, 143, 167, 192,
*I5. *39, 264. 287. 311, 336, 360, 384, 408, 431, 456, 480,
504. 5*7. 55*. 575> 599- 624; Astronomy at the, March 21,
522; April 11, MM. Perigaud and Boquet, 589; the Morgue
in, 116; Paris Museum of Natural History, Prof. Chauveau's
Laboratory, 86; Reorganization of, 183; 1889 Annals of
Meteorological Office of Paris, 208; Les Fleurs a Paris,
Culture et Commerce, Philippe L. de Vilmorin, 510

Parke (Thos. Heazle), My Personal Experiences in Equatorial
Africa a* Medical Officer of the Emin Pasha Relief Expedi-
tion, 265

Parker ((.), Elementary Thermodynamics, 314

Parker (Prof. T. Jeffery, F. R. S.): Suggestions for securing
Greater Uniformity of Nomenclature in Biology, 68; Ad- I
ditionai Observations on Development of Apteryx, 311

Paxmentier (F.), Cnlorosulphide and Bromosulphide of Lead,

J*4
Parry (John), the Spectrum of Iron and the Periodic Law, 253
Pasco (Captain), on Early Discoveries in Australia, 425
Pasqoalc (F.), a New Carpellary Theory, 478 ; a New Theory of

the Morphology of the Carpel in Flowering Plants, 546
Paasmorc (F. W.), the Aconite Alkaloids, iii., 525
Pathology: a Text-book of Chemical Physiology and Pathology,
W. D. Halliburton and Dr. E. H. Starling, 51 ; Prevention
of Hiccough by Pressure on the Phrenic Nerve, M. Leloir,
312; Animals rendered immune to Anthrax, Dr. Th. Weye,
312 ; a Ne* Epidemic in Vienna, 349; the Differentiation of

Leprosy and Tubercle Bacilli, Chas. Slater, 450; the Tuber-
cular Vaccination of the Dog, Hericourt and Richet, 576

Paton (Dr. Noel), Action of the Auriculo-Ventricular Valves,
3"

Paul (R. W.), some Electrical Instruments, 574

Peabody (Cecil H.), Thermodynamics of the Steam Engine and
other Heat Engines, Prof. A. G. Greenhill, F. R.S., 172

Peach (B. N.), the Olenellus Zone of the North-West Highlands,

453
Pear in New South Wales, the Acclimatization of the Avocado,

F. Turner, 66
Peary (Lieut.), Proposed Expedition for Relief of, 183
Peat-bog Eruptions, Herr Klinge, 472
Pechard (E.), the Estimation of Molybdenum, 336
Peculiar Eyes, Jas. Shaw, 104; G. K. Gude, 151; E. B.

Titchener, 177
Peek (Cuthbert G.), Fuzziness of some Variable Stars, 497
Pekelharing (Prof.), Composition of Fibrin Ferment, 408;

Coagulation of the Blood, 600
Penfield and Wells (Messrs.), Remarkable Series of Compounds

of Halogen Salts of Caesium with Two or more Atoms of

Chlorine, Bromine, or Iodine, 325
Penrose (F. C.), a Preliminary Statement of an Investigation of

the Dates of some of the Greek Temples as derived from their

Orientation, 395
Percival and Co., Simple Proof of Euclid II. 9 and 10, 250
Perfume Farming in Victoria, Experimental, 305
Perigaud (M.), Astronomy at the Paris Academy, April 11, 589
Periodic Law, the Spectrum of Iron and the, John Parry, 253
Periodic Perturbations of the Four Inner Planets, Prof. New-

comb, 548
Periodic Variations in Latitude, Chandler, 589
Perkin (A. G.), Action of Nitric Acid on Oxanilide and its

Analogues, 551
Perkin (Dr. W. H., F.R.S.), Magnetic Rotary Powers of Solu-
tions of Ammonium and Sodium Salts of Fatty Acids, 92
Perkin (W. H., Jun.), Synthesis of Hexahydroterephthalic Acid,

383 ; a New Acid from Camphoric Acid, 551
Perkins (R. C. L.), selected to Investigate the Zoology of

the Sandwich Islands, 322
Pernter (Dr. J. M.), the General Circulation of the Atmosphere,

593

Perot (A.), on Hertz Oscillations, 336

Perry (Geo. H.), on the Matter thrown up during the Sub-
marine Eruption North-West of Pantelleria, October 1891,
251

Perry (Prof. J., F.R.S.), Struts and Tie-Rods Laterally
Loaded, 192; Choking Coils, 524

Perseids observed in Russia in 1890, Th. Bredichin, 597

Persia and Kurdistan, Tourneys in, Mr. Bishop, 248

Personal Equations in Transit Observations, 617

Peru, Central, Mr. Alexander Ross's Journey to Head Waters
of the Ecayali, 519

Petermann's Mitteilungen, 588

Petrie (W. M. Flinders), Prehistory of Egypt, 580

Pevtsoff (General), Tibet Expedition, 45

Pfaffs Allgemeine Geologie als Exacte Wissenschaft, J. Joly,
126

Pfeiffer (Herr), Measurements of Process of Dissolution of Glass
in Water by Change in Conductivity of Latter, 209

Pharaohs, Egypt under the, H. Brugsch-Bey, 363

Pharmaceutical Society at Edinburgh, 88

Phasemetcr, a, John Trowbridge, 622

Phenomenon, a Rare, Alex. Graham Bell, 79

Philadelphia and New York, Proposed Ship Canal between,
Prof. L. M. Haupt, 497

Philosophical Notes on Botanical Subjects, E. Bonavia, 483

Phoronomy, Dr. W. 11. Besant, F.R.S., 462; A. 1!. Basset,
F.R.S., 486; M. Am Ende, 486

Phosphorous Oxide, A. E. Tutton, 446

Photography: Photographic Pastimes, a Hand-book for Ama-
teurs, by Hermann Schnauss, 5; Praktisches Taschenbuch
der Photographic, Dr. E. Vogel, 51 ; Geological Photographs,
64; Applied to the Microscope, F. W. Mills, 77; Colour
Photography by Lippmann's Process, 119; Aluminium and
its Application to Photography, G. L. Addenbrooke, 134;
a Shutter for Use in Stellar Photography, J. Joly, 167;
Chronophotography, or Photography as Applied to Moving
Objects, 228; Use of Chronophotography for Study of Aerial
Locomotive Machines, Marey, 71; Orthochromatic Plates for
Astronomical Photography, MM. Fabre and Andoyer, 280;

Solar Prominence, Prof G. E. Hale, 326; Photography of
Solar Prominences, M. Deslandres, 405, 522; Photography
as a Branch of Technology, Prof. R. Meldola, F.R.S., 331;
Optics of Photography and Photographic Lenses, ]. Traill
Taylor, 364; Photographic Magnitudes of Stars, 380; the
Draper Catalogue of Stellar Spectra, A. Fowler, 426; the
Ilford Manual of Photography, C. H. Bothamley, 460;
Photography Applied to the Detection of Crime, Dr. Paul
jeserich, 568; Photography at the Cape Observatory, D.
Gill, 600; Spectrum of Nova Aurigae, 616; Photographs
of the Region of Nova Cygni, 617; Photographs of a Part
of Cygnus, M. Faye, 624
Photometric Observations, Dr. Miiller, 90
Photometry, Colour, Capt. Abney, F.R.S., 213
Phycomyceles and Ustilagineze, British Fungi, G. Massee, 411
Phyllium, the, Dr. Sharp, 623
Physics : Some Experiments Made with the View of Ascertaining
the Rate of Propagation of Induced Magnetism in Iron, Fred.
T. Trouton, 42 ; on the Virial of a System of Hard Colliding
Bodies, Lord Rayleigh, F .R. S., 80; Van der Waals’s
Generalization regarding Corresponding Temperatures, Pres-
sures, and Volumes, Prof. Sydney Young, 93; Physical
S°<=i¢ty» 93. 142. 191, 238, 353, 473» 524, 574: Annual
General Meeting, 452; Dynamic Action and Ponderosity of
Matter, by “ Waterdale," 100; Experimental, on an Optical
Proof of the Existence of Suspended Matter in Flames, Sir G.
G. Stokes, F.R.S., 133; the Various Forms given to the
General Equation expressing Behaviour of Liquids and Gases
under Dilierent Conditions of Volume, Temperature, and Pres-
sure, Dr. P. A. Guye, 142; a New Theory concerning the
Constitution of Matter, Dr. C. \V. Burton, 142; Refraction
and Velocity of Sound in Porous Bodies, Herr Hesehus, 156 ;
the Thermal Emissivity of Thin Wires in Air, Ayrton and
Kilgour, 162; Effect of Flaws on the Strength of Materials,
]. Larmor, 166; Physical Theory of Solutions, W. Ostwald,
193 ; Smithsonian Standards for Physical Apparatus, Prof. S.
P. Langley, 197; on the Virial Equation for Gases and
Vapours, Prof. P. G. Tait, 199; Experimental Measurement
of Process of Dissolution of Glass in \Vater by Change in
Conductivity of Latter, Herr Pfeiffer, 209; the Theory
of Regelation, H. Le Chatelier, 288; the Cause of an
Ice Age, Sir Robert Ball, F.R.S., Prof. G. H. Darwin,
F.R.S., 289; the Law of Elastic Lengthening, ]. O.
Thompson, 311; Experiments on Cause of Emission of
Light by Gases, Dr. Pringsheim, 312 ; Wave Motion
Model, F. Cheshire, 347; Experimental, the Mechanical
Stretching _of Liquids, A. M. Worthington, 358; Optical
Determination of High Temperatures, H. Le Chatelier, 260 ;
Collection de Mémoires relatifs a la Physique, Pro£ J. ].
Thomson, F.R.S., 361 ; Superheated Steam, Lord Ray-
leigh, 375; ]. Macfarlane Gray, 413, 486; Pro£ James A.
Cotterill, F.R.S., 414; G. H. Bailey, 414; John Gamgee,
438; Quatermons as a Practical Instrument of Physical Re-
search, A. McAuley, 423; Mathematical Analogies between
vanous branches of Physics, Prof. Bragg, 423; Heat Engines
and Saline Solutions, Lord Rayleigh, F.R.S., 438, 510;
Experimental, Supplementary Colours, Prof. S. P. Thompson.
F.R.S., 452; the Relation between Kinetic Energy and
Temperature in Liquids, Prof. Tait, 455; Long Rotating
Circular Cylinders, C. Chree, 455; Measurements of Latent
Heats of Evaporation by means of a Condensation Calori-
meter, Prof. Neesen, 456; a Lecture Experiment in Surface
Tension, E. D. Fridlander, 463; the Terms “Centrifugal
Force ” and “Force of Inertia,” Geo. S. Carr, 463 ; a Nickel
Heat Engine, W. B. Croft, 392 ; Rev. Fred. J. Smith, 464;
Aberration, Lord Rayleigh, Sec. R.S., 499; Changes in
Dimensions of Elastic Solids due to given Systems of Forces,
M. C. Chree, 527; Law of Distribution of Velocities in a
System of Moving Molecules, A. H. Leahy, 527; on the
Tensions of Saturated Vapours of Different Liquids at same
Pressure, Edmond Colot, 528; a Standard Condenser, H.
Abraham, 528 ; Crystalline Absorption and the Choice between
the Different Theories of Light, E. Carvallo, 528 ; Aberration
Problems, Prof. O. Lodge, F.R.S., 549; Radiations of
Incandescent Bodies and Optical Measure of High Tempera-
tures, J. Violle, 552; Recent Advances in Physical Chemistry,
Pro£ \V. Ostwald, 590; Physiological Action of Diminished
Atmospheric Pressure, F. R. Mallet, 606

Physiology: a Text-book of Chemical Physiology and Patho-

Poison, Arrow, of Sarro Savages, Laborde and Rondeau, 278
i'uison of the Malay Peninsula, the Ipoh, Leonard Wray,

Jan., 378
ToUris, on the Observation of North Polar Stars in the Vertical

of, Truman Saffard, 159 ,

Polarization of Atmosphere by Light of Moon, N. Piltschikoff,

456
Political Economy and Taxation, David Ricardo, 4
Pollination, Evolution in Methods of, Miss Alice Carter, 596
Polynesians, Lieut. Vedel on the, 615
Polytechnic Institute, Regent Street, Appeal on behalf of the,

Polytechnics and Recreation, Miss E. Cons, 281
Poods, Isolated, Natural History of, Clement Reid, 325'
Population in Austria-Hungary, the Increase of, 158
Population of the Five Continents, E. Levasseur, 552
Population and Surface of European States, Emile Levasseur,

52S
Porter (T. C), Alum Solution, 29; First Visible Colour of

Incandescent Iron, 558
Portland, Oregon, Earthquake at, 586
Post (Dr. A. H. I, Strange Symbolical Marriage Custom in

India, 135
Poulenc (C), Action of Potassium Fluoride on Anhydrous

Chlorides, 552
Poalton (Edward B., F. R.S.), a Difficulty in Weismannism, 52;

Warning Colours, 174
Pratt and Son, Spotted Eagle, 259
I'recessional Globe, a New, Dr. K. Haas, 250
Precious Stones and Gems, their History, Sources, and

Characteristics, Edwin W. Streeter, 531
I'reece (W. H., F.R.S.), the Specification of Insulated Con-
ductors for Electric Lighting, &c, 155
Prehistoric Animals in Endsleigh Street, Discovery of Remains

of. Dr. H. Hicks, F.R.S., 566
Prehistoric Antiquities, Russian; the Slavonians of the First

Centuries of our Era, Prof. Samokvasoff, 577
Prehistoric Mounds in Ohio, Excavation of the, 20
Prehistoric Remains, Opening of a Burial Mound in Florida,

C. B. Moore, 567
Prehistoric Tomb in Ohio, Discovery of Remarkable, 157
Prehistoric Weapons: the Nephrite Axe found at Ohlau,

Silesia, Dr. O. Schoetersack, 379
Prehistory of Egypt, W. M. Flinders Petrie, 580
Prestwich (Joseph, F.R.S.), the Raised Beaches and Rubble-
drifts of the South of England, 453
Pnngshcim (Dr.), Experiments on Cause of Emission of Light

by Gases, 312
Prior (Dr. R. C. A.), Ripe Seeds of the Monkey-Puzzle Tree

(Aratuaria imbricata) of Chili, grown in England, 421
Pri-m, the Objective, Prof. Pickering, 521
Pntcbard (Prof.), the Diffraction Effects produced by placing

Screens in Front of Object Glasses, 237
Professorial Duties, Exchange of, Prof. E. Ray Lankester,

F.R.S., Prof. T. P. Anderson Stuart, 557
Projectiles, Calculation of Trajectories of Elongated, Rev. F.

bashforth, 473
Propagation of Induced Magnetism in Iron, some Experiments

made with the view of ascertaining the Rate of, Fred. T.

Trouton, 42
Pieodopodet of Diatoms, Alleged, Alf. W. Bennett, 177
!'»ycho!ogy: a Short Account of the Human Mind, F. S.

Granger, 76
Psychology, Experimental, 234
Psychology as a Science in the United States, the Study of, C.

W. Scripture, 568
Ptomaines Extracted from Urine in some Infectious Maladies,

A- B. Griffiths, 72
PssUzager(W.), Platinum Tetrachloride, 551
Pastta, the, F. W. Tree, 445
Papa (Dr. M. I.), on the Action of Vacuum Discharge

Streamers upon each other, 622
Potisaxa s t Prof.) Anthropological Exhibit at Chicago Exhibition,

»59

illative Chemical Analysis, Frank Clowes and J. Bernard

Coleman, 578
Quarterly Journal of Microscopical Science, 140, 450
Vtsatcrnions as a Practical Instrument of Physical Research,

A. McAuley, 423

Quatrefages (Prof, de), Death an.l Obituary Notice of, 27S;

Proposed Monument to, 612
Queensland: Oyster Culture in, Saville-Kent, 66; on the

Habits of Ceratodu*, the l.ung Fi»h of, Prof. Spencer, 425;

Depredations of the Great Bower Bird in, 588

Race, the Manchu, 523

Radiant Points, Displacement of, Dr. J. Kleibei, 570

Rail, New Extinct, Prof. Henry O. Forbes, 416

Railway, New, from Upminster to Romford, Essex, T. V.

Holmes, 151
Railways, English, the Working and Management of, 116
Rainbows, Supernumerary, observed in the Orkneys, Robt. H.

Scott, F.R.S., 223; M. Spence, 223
Rainfall Experiments, Prof. G. Hellmann's Recent, 545
Ramsay (Sir Andrew Crombie), Obituary Notice of, 151
Ramsay (E. P.), Ethnological Purchases for the Australian

Museum, Sydney, 324
Ramsay (W.), Pedetic Motion in Relation to Colloidal Solu-
tions, 429
Rankin (Angus), Dust Counting on Ben Nevis, 582
Raoult (M.), Determination of the Freezing Point of very

Dilute Solutions, as Applied to Cane Sugar, 384
Rare Phenomenon, a, Alexander Graham Bell, 79
Rathay (Dr.), the Ants aitracied by Cynips calycis, a Protec-
tion to Qutrcus pedunculate, 546
Ratzel (Friedrich), Anthiopogeoj;raphie, 557
Rayet (G.), the Temporaiy Star in Auriga, 408
Rayleigh (Right Hon. Lord, F.R.S.): on the Virialof a System
of Hard Colliding Bodies, 80; Experiments in Aerodyna-
mics, 10S; Superheated Steam, 375; Heat Engines and
Saline Solutions, 438, 510; Aberration, 499
Reade (T. M.), Drift Beds of North and Mid Wales Coast,

525
Realm of Nature, the, Hugh Robert Mill, 390
Reboul (E.), Butylene Monobrouudes, 47
Recollections of a Happy Life, being the Autobiography of

Marianne North, 602
Records of the Australian Museum, 421
Recoura (A.), a Green Solid Chromic Sulphate, 192
Recreation, Polytechnics and, Miss E. Cons, 28
Red Light after Sunset, Dr. M. A. Veeder, 30
Red Spot on Jupiter, W. F. Denning, 272
Reflection, on Selective and Metallic, A. B. Basset, F.R.S.,

119
Refractive Power of Cometary Matter, E. E. Barnard, 237
Refrigerating Machinery: Prof. Pictet's Laboratory at Berlin

Prof. R. du Bois-Reymond, 31
Regelation, the Theory of, H. Le Chatelier, 288
Regnault (F.), the Foot as a Prehensile Organ in Hindoo^,

192
Reid (Clement), Natural History of Isolated Ponds, 325 ; the

Pleistocene Deposits of the Sussex Coasts, 454
Reinholm, the late Dr., 496
Relation of Natural Science to Art, on the, W. Ainslie Hollis,

3.19
Religion, Savage, the Limits of, Dr. Tylor, 71
Reliques of Constance Naden, Further, 389
Renard (Rev. A. F.), Deep-sea Deposits, 409
Respiratory Centres, on the Physiology of, Dr. Alf. Bienfait,

624
Reviews and Our Book Shelf :—
Electricity and Magnetism, translated from the French of
Ami-dee Guillemin, Reviseil and Edited by Silvanus P.
Thompson, F. R.S., Prof. A. Gray, 1
Die indomalayische Strandflora, A. F. W. Schimper, 3
Ucbcr die Mangrove-Vegetation im mal.iyi-.chen Arcbipel,
G. Karsten (Bibliotheca Botanica, Heft 22), W. Botting
Hemsley, F.R.S., 3
Principles of Political Economy and Taxation, David Ricardo,4
Photographic Pastimes, a Hand-book for Amateurs, Hermann

Schnauss, 5
On Surrey Hills, by a Son of the Marshes, 5
Heroes of the Telegraph, J. Munro, 5
An Elementary Hand-book on Potable Water, Floyd Davis,

M.Sc., Ph.D., Prof. Percy F. Frankland, K.R S., 25
The Intra-cranial Circulation and its Relation to the Physio-
logy of the Brain, James Cappie, M.D., 26
Physiography, Elementary Stage, J. Spencer, 27

Reviews—continued.
Mayhew's Illustrated Horse Doctor, Revised and Improved,

James Irvine Lupton, 27
Handleiding tot de Kennis der Flora van Nederlandsch Indie,

Dr. J. G. Boerlage, 28
By Seashore, Wood, and Moorland, Peeps at Nature, Edward

Step, 28
The Ninth Annual Report of the Fishery Board for Scotland,

being for the Year 1890, 49
Catalogue of Mammalia in the Indian Museum, Calcutta,

W. L. Sclater, 50
A Text-book of Chemical Physiology and Pathology, W. H.

Halliburton, Dr. E. H. Starling, 51
Practisches Taschenbuch der Photographie, Dr. E. Vogel, 51
An Introduction to the Differential and Integral Calculus,

J. Hugh Miller, 52
Star Groups, J. Ellard Gore, 52
The Universal Atlas, 52
La Transcaucasie et la Peninsule d'Apcheron, Calouste S.

Gulbenkian, 52
How to Organize a Cruise on the Broads, E. R. SufHing, 52
The Electro-magnet and Electro-magnetic Mechanism, S. P.

Thompson, F.R. S., Prof. A. Gray, 73
British Edible Fungi, how to Distinguish and how to Cook

them, M. C. Cooke, 75
Psychology: a Short Account of the Human Mind, F. S.

Granger, M. A., 76
Arithmetical Exercises in Chemistry, Leonard Dobbin, Ph.D.,

with Preface by Prof. Crum Brown, 76
The Colliery Manager's Hand-book, Caleb Pamely, 77
Photography Applied to the Microscope, F. W. Mills, 77
Copernic et la Decouverte du Systeme du Monde, CamiUe

Flammarion, 77
Annals of British Geology, 1890, J. F. Blake, 77
Outlines of Field Geology, Sir Archibald Geikie, F.R.S., 97
The Land of the Lamas, Notes of a Journey through China,

Mongolia, and Tibet, William Woodville Rockhill, 98
A Text-book of the Science of Brewing, E. R. Moritz and

G. H. Morris, 100
Fresh Light on the Dynamic Action and Ponderosity of

Matter, " Waterdale," 100
Indischer Ozean: Ein Atlas die physikalischen Verhaltnisse

und die Verkehrs-Strassen darstellend, 101
Mechanics for Beginners, Part I., Dynamics and Statics,

Rev. J. B. Lock, 101
The Physical Geology and Geography of Ireland, Edward

Hull, F.R.S., 102
TheOuse, A. J. Foster, M.A., 102
A Theoretical and Practical Treatise on the Manufacture of

Sulphuric Acid and Alkali, George Lunge—Vol. I., Sul-
phuric Acid, Prof. T. E. Thorpe, F. R.S., 121
The Alkali Maker's Hand-book, George Lunge, Ph.D., and

F. Hurter, Prof. T. E. Thorpe, F.R.S., 121
Diphtheria, its Natural History and Prevention, R. Thome

Thorne, F.R.S., 123
Bulletin of the New York Mathematical Society, a Historical

and Critical Review of Mathematical Science, 124
Delagoa Bay, its Natives and Natural History, Rosa

Monteiro, 124
A Hand-book of Industrial Organic Chemistry, Samuel P.

Sadtler, 125
Progressive Mathematical Exercises, A. T. Richardson, 125
Text-book of Comparative Anatomy, Arnold Lang, Prof. E.

Ray Lankester, F.R.S., 145
Lehrbuch der Vergleichenden Entwickelungsgeschichte der

Wirbellosen Thiere, Dr. E. Korschelt und Dr. K. Heider,

Prof. E. Ray Lankester, F.R.S., 145
The Artillery of the Future and the New Powders, James

Atkinson Longridge, 146
The Skeleton of the Irish Giant Cornelius Magrath, Dr. D. J.

Cunningham, F.R.S., 147
With Axe and Rope in the New Zealand Alps, George

Edward Manning, Prof. T. G. Bonney, F.R.S., 147
Manual of the Science of Religion, P. D. Chantpie de la

Saussaye, translated by Beatrice S. Colyer Fergusson,

148
Euclid's Elements of Geometry, Book XI., A. E. Layng, 149
Illustrations of the Flora of Japan, to serve as an Atlas to the

Nippon-Shokubutsushi, Tomitaro Makino, 149
About Ceylon and Borneo, Walter J. Clutterbuck, 149
Revisio Genera Plantarum Vascularium omnium, atque

Reviews—continued.

Cellularium multarum, secundum Leges Nomenclature

Internationales, cum Enumeratione Plantarum in Itinere

Mundi collectarum, Dr. Otto Kuntze, 169
Thermodynamics of the Steam Engine and other Heat

Engines, C. H. Peabody, 172
An Account of British Flies (Diptera), Hon. M. Cordelia

E. Leigh and F. V. Theobald, 173
Principles of Agriculture, R. P. Wright, 173
Elementary Trigonometry, J. M. Dyer and Rev. R. H.

Whitcombe, 174
Solutions, W. Ostwald, translated by M. M. Pattison Muir,

'93

Colour-blindness and Colour-perception, F. W. Edridge
Green, 195

Instructions Meteorologiques, A. Angot, 196

Chambers's Encyclopaedia, Vol. VIII., 196

La Place de l'Homme dans la Nature, Prof. T. H. Huxley,
F.R.S., 197

Report on the Meteorology of India in 1889, John Eliot, 217

Reports on the Administration of the Meteorological Depart-
ment of the Government of India, 1885-91, 217

Les Coquilles Marines des C6tes de France, Description des
Families et Especes, A. Locard, 219

Nature and Man in North America, N. S. Shaler, 220

Stones for Building and Decoration, George P. Merrill, 222

Les Champignons, A. Acloque, 222

Theory of Heat, J. Clerk Maxwell, 222

The Chemistry of Paints and Painting, A. H. Church,
F.R.S., Dr. Hugo Muller, F.R.S., 241

Thermodynamique, H. Poincare, 245

Hand-book of the Destructive Insects of Victoria, C. French,
246

Farm Crops, John Wrightson, 247

Arithmetic for Schools, Charles Smith, 247

Journeys in Persia and Kurdistan, Mrs. Bishop (Isabella L.
Bird), 248

A First Book of Electricity and Magnetism, W. Perren May-
cock, 248

A Cyclopaedia of Nature Teachings, Hugh Macmillan, 248

My Personal Experiences in Equatorial Africa as Medical
Officer of the Emin Pasha Relief Expedition, T. H. Parke,
• 265

An Introduction to the Theory of Value, William Smart, 268

Across Tibet, Gabriel Bonvalot, translated by C. B. Pitman,
269

Light, Sir Henry Trueman Wood, 269

The Cause of an Ice Age, Sir Robert Ball, Prof. G. H. Dar-
win, F.R.S., 289

Animal Sketches, C. Lloyd Morgan, 291

Outlines of Practical Physiological Chemistry, F. C. Larkin
and Randle Leigh, 292

Problems in Chemical Arithmetic, E. J. Cox, 293

The Microscope and its Revelations, the late Dr. Carpenter's,
Seventh Edition by Rev. W. H. Dalliger, F.R.S., Prof. E.
Ray Lankester, F. R.S., 313

Elementary Thermodynamics, J. Parker, 314

The Century Dictionary, an Encyclopaedic Lexicon of the
English Language, William Dwight Whitney, Ph.D.,
LL.D., 316

List of the Snakes in the Indian Museum, W. L. Sclater, 317

The Living World, Whence it Came and Whither it is Drift-
ing, H. W. Conn, 317

Adventures amidst the Equatorial Forests and Rivers of South
America, also in the West Indies and the Wilds of Florida,
Villiers Stuart, 317

Catalogue of Scientific Papers compiled by the Royal Society
of London, 338

How to Use the Aneroid Barometer, Edward Whymper, 339

An Introduction to Human Physiology, Augustus D. Waller,
34°

Bulletin of the New York Mathematical Society, 341

Guide to the Examinations in Chemistry, W. Jerome Harri-
son, 342

Manipulation of the Microscope, Edward Bausch, 342

Harrow Birds, G. E. H. Barrett-Hamilton, 342

Collection de Memoires relatifs a la Physique, La Societe
Francaise de Physique, Prof. J. J. Thomson, F.R.S., 361

Sul Regime delle Spiagge, e sulla Regolazione dei Porti,
Signor P. Cornaglia, 362

Egypt under the Pharaohs, H. Brugsch-Bey, M. Brodrick, 363