La Pérouse Expedition round the World, Centenary of the,
443

Laboratories, Engineering, on the Use and Equipment of, Prof.
Alex. B. Kennedy, 235

Laboratories, New Building for the, of the Paris Medical
School, 473

Lacaze-Duthiers (Prof. de), Presentation from his Pupils, 473
Lake, Soundings at Crater, 353

Lake Ngami Region, Dr. Hans Schinz on, 547
Lake Kelbia District, Geology of, 455

Lake-Dwelling recently discovered at Wallishafen on the Lake
of Zurich, 423

Lakes, North Germin, Dr. Otto Zacharias's Investigation of,
473

Lamarck's Herbarium, Removal of, 312

Lamb (Horace, F. R.S.); Origins of Geometry, 269; Ellipsoidal
Current Sheets, 574

Lamellary Thomsonite from Bishopton, Renfrewshire, Descrip-
tion of a, 335

Lamp, Herr Linnemann's New, 432

Länderkunde des Erdteils Europa, 473

Langley (Prof. S. P.), Extension of the Corona, 52

Langner (Herr Hugo), Ueber eine Methode zur Messung
kleiner Winkeldifferenzen, 329

Languages, on the Origin of, Horatio Hale, 17

Lapouge (M. de), on the Decline of the Birth-rate in France,
357

Larva, a Balanoglossus, from the Bahamas, W. F. R. Weldon,
477

Latent Heats of Vaporisation of some very Volatile Substances,
551

"Latex," on the Term, in Botany, M. A. Trécul, 600
Laurie (A. P.), Electric Charge on the Atom, 131

Lavas, Acid, Nature and Origin of Lithophysæ and the Lamina-
tion of, J. P. Iddings, 380

Law of Storms in the Eastern Seas, Dr. W. Doberck, 135
Le Conte (Prof. Joh), Lightning Flashes, 342

Lead, Note on the Manipulation of Glass containing, H. G.
Madan, 150; W. A. Shenstone, 223

Leaf-beds, Ardtun, J. Starkie Gardner, 382

Leaves of Gymnema sylvestre, an Examination of the, David
Hooper, 565

Lebanon, Geology of the, Prof. Edward Hull, F.R.S., 10
Lechartier (M. G.), on the Composition of the Ashes of Cider,
382

Leclanché Battery, Modifications of the, 331

Lecture Experiment on the Expansion of Solids by Heat, H.
G. Madan, 89

Lectures and Essays, W. K. Clifford, F. R. S., 270

Legge (Prof. Di), Researches on the Sun's Diameter, 595
Leicester Literary and Philosophical Society, 180

Leicestershire, Flora of, including the Cryptogams, J. G. Baker,

411

Lemons, Irregularly Developed, 430

Lemström (M. S.), L'Auro e Boréale, A. M. Clerke, 433
Lenses: Magnifying, Flat on both Sides, 331; Value of the
New Apochromatic, 467

Lenz (Dr. Oscar): Exploration of the Upper Congo, 232; his
Arrival at Zanzibar, 283; his Map of the Congo, 354; Re-
turn of, from Zanzibar, 378; Letters from, 402, 520
Lepidoptera, Best Method of capturing, Sydney T. Klein, 282
Lepidoptera-Heterocera, Capt. H. J. Elwes, 503
Lepidosiren paradoxa, Prof. Henry H. Giglioli, 343
Leprosy on the West Coast of Norway, 519
Lesseps (M. de), Artesian Wells in Algeria, 287
Lewis (A. L.), Stone Circles, 503

Lewis (Prof. H. Carvill), Comparative Studies upon Glaciation
of North America, Great Britain, and Ireland, 89

Ley (Rev. W. Clement): the Recent Weather, 54; a Few of
our Weather Terms, 323

Leyden Museum, 181

Leyden Museum, Notes from the, 477

Leyst (Herr), Remarkable Forms of Lightning-Flash, 85
Libraries of the United States, Statistics concerning, 519
Lice, Tree-, at Rodriguez, Ravages of, 179
Lieberkühn (Dr. Nathaniel), Death of, 612

Liebreich (Prof.), Hydrate of Chloral, 264

Life, Herbert Spencer's Definition of, F. Howard Collins, 487
Life-Energy, or the Dynamics of Health and Disease, Surgeon-
Major Nathl. Alcock, 366

Light, Diffraction of, Hermann Struve, 423

Light, on the Absolute Wave-length of, Louis Bell, 524
Light, Peculiar Radiation of, Robert D. Gibney, 536

Light, Chemical Action of, on Mixed Hydrogen and Chlorine
Gas, Dr. Pringsheim, 552

Light, Aberration of, Phenomena connected with, 575
Light, the Zirconia Oxyhydrogen, Lewis Wright, 583
Lighthouse Illuminants, A. Vernon Harcourt, F.R.S., 41, 60;
T. and D. Stevenson, 63

Lightning, Effects of, in Schleswig-Holstein, 360
Lightning-Flash, Remarkable Form of, Herr Leyst, 85
Lightning-Flashes, Prof. John Le Conte, Antoine d'Abbadie,

342

Lightning-Rods, Radius of the Circle of Protection of, Herr
Schiller, 376

Lilley (H. T.), Geometrical Drawing for Army Candidates, 28
Lime, Silicostannate of, Preparation of a, corresponding to
Sphene, M. L. Bourgeois, 335

Linnæus, Through the Fields with, Mrs. Florence Caddy, 579
Linnean Society, 70, 142, 166, 358, 381, 430, 478, 525, 623
Linnean Society of New South Wales, 95; Annual General
Meeting of, 519

Liquid Surfaces of Revolution, Critical Mean Curvature of,
Prof. A. W. Rücker, F.R.S., 143

Liquid and Gaseous States of Matter, Preliminary Note on the
Continuity of the, William Ramsay and Sydney Young, 262
Lisbon, Earthquake at, 612

Literature, Study of, John Morley, 422

Lithophysæ, Nature and Origin of, and the Lamination of Acid
Lavas, J. P. Iddings, 380

Liverpool Astronomical Society, 402

Liverpool Biological Society, 454

Liverpool Literary and Philosophical Society, 546

Lives of the Electricians, W. T. Jeans, 270

Living: Phantasms of the, Edmund Gurney, Fred. W. H.

Myers, and Frank Podmore, Prof. C. Lloyd Morgan, 290,
345

Lobley (Logan), Geology of Hampstead, 454

Local Scientific Societies, British Association and, 78

Localisation, Cerebral, Prof. E. A. Schäfer, F.R.S., 438, 464
Loch-buie Observatory, the, 58

Loch-buie Marine Institute, 205

Loch Creran, W. Alexander Smith, 484
Lochleven Trout, Dr. Day, 166

Lockhart (J. H. Stewart), Folk-Lore of China, 281

Lockwood (Samuel), Snowflakes, 414

Lodge (Prof. Alf.), Units of Weight, Mass, and Force, 557

Loewy (M.), New Method for the Determination of the Constant

of Aberration, 263, 282, 407, 424, 431, 454, 479
Logarithms, Values of, Prof. J. C. Adams, F.R.S., 381
London Institution Lectures, the, 84

London, University for, 505

Long Lost Reefs, Capt. W. J. L. Wharton, F. R.S., 347
Longevity of Great Men, Joseph Jastrow, 10
Longitude of Rio, Prof. C. A. Young, 172
Longitudes in Brazil, Admiral E. Mouchez, Ico

Loo-Choo Islands, Collection of Reptiles and Batrachians from,
the, 431

Lord Howe's Island, Australia, Preliminary Note on the Fossil
Remains of a Chelonian Reptile, Ceratochelys sthenurus,
from, Prof. Thos. H. Huxley, F.R.S., 615

Louisville, University of, Semi-Centennial Anniversary of, 545
Lowe (E. J., F.K.S.): Recent Gales, 150; Snowstorm of
January 7, 1887, 271

Lu River of Tibet, General J. T. Walker, F. R. S., on the, 615
Lubbock (Sir John, F.R.S.): the Forms of Seedlings- the
Causes to which they are due, 235; Lecture on Savages, 255;
Phytobiological Observations, 430; Habits of Ants, 518
Lucas (Felix), Entropy, 455

Lucasite, a New Variety of Vermicalite, 141

Lumbar Curve in Man and Apes, Prof. Cunningham, 46

Medland's Cabinet for Microscope-Ses, 138
Medlicott (H. B.), the Use of the Bengals
Survey of India, 472

Medusa, New Rhizostomatons, J. Wather Fewkes, 451
Medusa, Report on the, J. Walter Fewkes,

Melbourne Centennial International Exhiba C
Meeting of the London Commission, 318

Melinite, the New Gun-powder, Accliefs with, 472

Melvill (J. C.), on Conus gloria mama 230

Men, Longevity of Great, Joseph Jastrow. 10

Mendenhall (Prof. T. C., Report on the Cherfler & Ers
quake, 31

Mental Straining in Young Persons, End Results of 415
Mercadier (M.), Death of, 306

Mercer (John, F.R.S.), the Life and Labours of Etward A

Parnell, Prof. T. E. Thorpe. F.R.S., 145

Mercury, Mass of, Herr Backlund, 85

Mercury, on the Physical Properties of 120

Merrill (Prof. Geo. P.), Deposits of Volcanic Dest, 274

Metal Films arising from the Disruption of a Karade, E.

Dessau, 333

Metal Plates, on the Deformation of by grinding, $35

Metallic Propionates, 551

Metals and Alloys, Colours of, Prof W. Chander Riber
Austen, F.R.S., 106

Metastasis in Man, Effect of Alcohon, 383

Meteoric Iron from Augusta County, Virginia, 381
Meteoric Iron, Mazapil, William Earl Hidden, $72
Meteorites, Iron: on the Crystalline Structure of
Huntington, 16; a Fossil found in Crai, In

on the Crystalline Structure of Iron Meteorites, C
ton, 93; on the Explosion of M. Him

O. W. Huntington, 451

3:

Meteorology: Algiers Observatory, 16; High Tempen
October, Chas. Harding, 18: Investigations

storms of July 1884, Prof. Bernstein, 24; Proč v C
on the Formation of a Thunderstorm 24:
Ocean-Currents, Prof. J. S. Newberry, 35; the
capsized H.M.S. Eurydice. Hos. k. A
Law of Storms in the Eastern Seas, Dr.
Recent Weather, 198; F. T. Mi, 173:
173; Rev. W. Clement Lev, 64; the

F. G. Benn, 95; the Gale of Cotuber 15-16, 1996. & Hiri
95; Remarkable Phenomena in Norway, 159: the Hong
Kong Observatory, 229: Meteor legal Ortin at the
Time of the Eruption of Mount Tarawera New Zealand
Capt. F. W. Hatton, 322; a Few of our Weather
Rev. W. Clement Ley, 323; Low Earomennt
Henry F. Blanfor i, 344; Army Signal Service in
States, 349; Comparison of the Dally Foreca
Meteorological Office for the Mad Drin

Weather experienced in 1886. G. T. Ryves, 350: Extr
of Marine Meteorological Instruments and Apparatus 152
Exhibition of Marine Meteorological Instruments uz 49
Meteorological Society, 384, 504; Scottish Merermalog
Society, 355; Berlin Meteorological Society, 360; Am
tration Report of the Meteorological Deparment, loda, pía.
Atlantic Weather Charts, 459; Else Hi Meran
Observatory, U.S., 472: West Indian Meteorological
federation, Maxwell Hall, 485; Marine Temper ire
vations, Dr. H. K. Mill, 527; Meteorologa Yazma
established by Italian Meteorological Society, 612: Areas of
High Pressure, Elias Loomis, 621

Meteors, 58, 224; Joseph John Murphy o 21: Ye
Hoskyns-Abrahall, 29; E. Parry, 29; Menent, No
1886, P. L. Sclater, F. R. S., 76; W. F. Denning 101
of December 28, 1886, W. F. Lenning 243; Bratt
seen on the South-West Coast of Sweden, 112:
strand, 352; in Dalcarlia, Central Sweden, 495
Norway, 443; in Vardalen, Norway, 612; A
W. F. Denning, 606; Meteors and Aurora Do
Veeder, 126

Method of measuring the Mutual Induction of Two

Methyl Alcohol, Thermal Properties of Wilam hanay and
Sydney Young, 358

Methylal, on the Physiological Action of, 306

Metre, the Measure of the, W. de Forvielle, 358

Metronome, Electrical, established at the Faris Opera House,
158

Abnormal
Frog. 534
the Crustyle

the

Hule for excaping a Langer, 345

Study of Literature, 422

Morphlomaniacy, Characteristics of the Pulse ic. 528

Morphology of Birds, Frif. W. K. Parker, F.K.S., 331

Mazapil Meteoric Iron, William Earl Hidden, 572
Mean Values, on the Determination of, 120
Measurements, Theory of Magnetic, Francis E. Nipher, 295
Measuring-Instruments used in testing Materials, on
New, Prof. W. C. Unwin, F.R.S., 334
Mechanics, Animal, Dr. B. W. Richardson, 57
Mechanism of the Flight of Birds studied by Chrono-Photo-
graphy, M. Marey, 335

Medical Aspects, Alpine Winter and its, A. Tucker Wise, 170
Medical Index-Catalogue, A. T. Myers, 196

Medical Profession, Laws relating to, in the State of New
York, 443

Medical Research, Endowment of, 409

Medical School in connexion with Dundee University College,
proposed, 349

Medical School of Paris, M. Brouardel elected Dean, 422
Medical Students, Female, in Paris, Number of, 306

of

Medland's Cabinet for Microscope-Slides, 158
Medlicott (H. B.), the Use of the Bengalis in the Geological
Survey of India, 472

Medusa, New Rhizostomatous, J. Walter Fewkes, 451
Medusa, Report on the, J. Walter Fewkes, 377

Melbourne Centennial International Exhibition, 421; First
Meeting of the London Commission, 518

Melinite, the New Gun-powder, Accident with, 472
Melvill (J. C.), on Conus gloria maris, 230
Men, Longevity of Great, Joseph Jastrow, 10

Mendenhall (Prof. T. C.), Report on the Charleston Earth-
quake, 31

Mental Straining in Young Persons, Bad Results of, 495
Mercadier (M.), Death of, 306

Mercer (John, F. R.S.), the Life and Labours of, Edward A.
Parnell, Prof. T. E. Thorpe, F.R.S., 145

Mercury, Mass of, Herr Backlund, 85

Mercury, on the Physical Properties of, 120

Merrill (Prof. Geo. P.), Deposits of Volcanic Dust, 174

Metal Films arising from the Disruption of a Kathode, B.
Dessau, 333

Metal Plates, on the Deformation of, by grinding, 333
Metallic Propionates, 551

Metals and Alloys, Colours of, Prof. W. Chandler Roberts-
Austen, F. R. S., 106

Metastasis in Man, Effect of Alcohol on, 383
Meteoric Iron from Augusta County, Virginia, 381
Meteoric Iron, Mazapil, William Earl Hidden, 572
Meteorites, Iron: on the Crystalline Structure of, O. W.
Huntington, 16; a Fossil found in Coal, Dr. Gurlt, 36;
on the Crystalline Structure of Iron Meteorites, O. W. Hunting-
ton, 93; on the Explosion of, M. Hirn, 303; Coahuila,
O. W. Huntington, 451

Meteorology: Algiers Observatory, 16; High Temperature in
October, Chas. Harding, 18; Investigations into Thunder-
storms of July 1884, Prof. Börnstein, 24; Prof. von Helmholtz
on the Formation of a Thunderstorm, 24; Sea-Level and
Ocean-Currents, Prof. J. S. Newberry, 35; the Squall that
capsized H.M.S. Eurydice, Hon. R. Abercromby, 36; the
Law of Storms in the Eastern Seas, Dr. Doberck, 36; the
Recent Weather, 198; F. T. Mott, 173; William Ingram,
173; Rev. W. Clement Ley, 54; the Climate of Carlisle,
F. G. Benn, 95; the Gale of October 15-16, 1886, C. Harding,
95; Remarkable Phenomenon in Norway, 159; the Hong
Kong Observatory, 229; Meteorological Conditions at the
Time of the Eruption of Mount Tarawera, New Zealand,
Capt. F. W. Hutton, 322; a Few of our Weather Terms,
Rev. W. Clement Ley, 323; Low Barometric Readings,
Henry F. Blanford, 344; Army Signal Service in the United
States, 349; Comparison of the Daily Forecast issued by the
Meteorological Office for the Midland District with the Actual
Weather experienced in 1886, G. T. Ryves, 350; Exhibition
of Marine Meteorological Instruments and Apparatus, 352;
Exhibition of Marine Meteorological Instruments, 443, 491;
Meteorological Society, 384, 504; Scottish Meteorological
Society, 355; Berlin Meteorological Society, 360; Adminis-
tration Report of the Meteorological Department, India, 365;
Atlantic Weather Charts, 469; Blue Hill Meteorological
Observatory, U.S., 472; West Indian Meteorological Con-
federation, Maxwell Hall, 485; Marine Temperature Obser-
vations, Dr. II. K. Mill, 527; Meteorological Stations
established by Italian Meteorological Society, 612; Areas of
High Pressure, Elias Loomis, 621

Meteors, 58, 224; Joseph John Murphy on a, 8; Rev. John
Hoskyns Abrahall, 29; E. Parry, 29; Meteor, November 17,
1886, P. L. Sclater, F. R. S., 76; W. F. Denning, 101; Meteor
of December 28, 1886, W. F. Denning, 248; Brilliant Meteor
seen on the South-West Coast of Sweden, 112; at Holme-
strand, 352; in Dalcarlia, Central Sweden, 495; in Central
Norway, 443; in Værdalen, Norway, 612; April Meteors,
W. F. Denning, 606; Meteors and Auroras, Dr. M. A.
Veeder, 126

Method of measuring the Mutual Induction of Two Coils, 478
Methyl Alcohol, Thermal Properties of, William Ramsay and
Sydney Young, 358

Methylal, on the Physiological Action of, 336

Metre, the Measure of the, W. de Fonvielle, 388

Metronome, Electrical, established at the Paris Opera House,
158

Metronome, New, 479

Metzger (Jos. M.) and J. S. Hay, Earthquake in Sierra Leone,

141

Mexican Codices and Graven Inscriptions, Mrs. Zelia Nuttall,
307, 328

Miall (L. C.), the Structure and Life-History of the Cockroach,
365

Michaelis (E.), an Ice Period in the Altai Mountains, 149
Michigan, University of, Proposed School of Hygiene at, 377
Microbe of Yellow Fever, 528

Microscopy: Medland's Cabinet for Microscope-Slides, 158;
Flagellated Protozoa in Animals' Blood, Dr. Crookshank,
191; Microscope, on a Perspective, G. J. Birch, 358; Size
of Ancient Microscopes, 359; the Value of the New Apo-
chromatic Lenses, 467; the Watson-Draper Microscope, 550;
Studies in Microscopical Science, A. C. Cole, 568
Micro-organisms in Atmosphere, New Method for the Quanti-
tative Estimation of, Dr. P. F. Frankland, 188

Micro-organisms obtained from Air, some New, G. C. Frank-
land and Dr. Percy F. Frankland, 477

Midden, Kitchen, at Ginnerup, Denmark, 112
Middlemiss (C. S.), Top-shaped Hailstones, 413

Middlesex County Natural History Society, 167, 335, 454
Middlesex, North-West, Paleolithic Man in, J. A. Brown,
554

Migration of Primitive Peoples, 205

Mill (Dr. H. R.), Marine Temperature Observations, 527
Milne (Prof. John), Volcanoes of Japan, 19; Seismometry in
Japan, 36: Sounding a Crater, 152; Important Points in the
History of Earthquake Investigation in Japan, 559
Mineralogy: O. W. Huntington on the Crystalline Structure of
Iron Meteorites, 16; Mineralogical Society, 382; the Rela-
tions between Geology and the Mineralogical Sciences, Prof.
John W. Judd, F.R.S., 392, 414; Mineral Resources of the
United States, 401; Mineralogical Magazine, 423; Catalogue
of Minerals in the Australian Museum, 485: the Relation of
Tabasheer to Mineral Substances, Prof. J. W. Judd, F.R.S.,
488; Mineralogical Study of the Fort Duncan Meteoric Iron,
528; Constituents of Mineral Naphthas, 552; Mineral
Physiology and Physiography, Thos Sterry Hunt, 578
Mines, Royal School of, and Normal School of Science, Colonel
J. F. D. Donnelly, 271

Minister of Education, Necessity for a, 481

Minor Planets: No. 262, 497; No. 264, 353; No. 265, M.
Bigourdan, 474; New, Prof. C. H. F. Peters, 59, 282; Herr
Palisa, 59, 425; Names of, 207, 569; Observations of, 312
Miocene Vertebrate Fauna, 383

Mitteilungen of the Vienna Geographical Society, 446
Mittheilungen aus dem Gebiete des Seewesens, 612
Mittheilungen of the Zurich Antiquarian Society, 423
Modern War-Ships, W. H. White, 306

Modigliani (Dr. E.), Excursion to Island of Nias, 60; Explora-
tion of Nias, Prof. Henry H. Giglioli, 259, 342
Moduli of Alloys, 333

Moissan's Researches on Isolation of Fluor, 71
Moluccas, Proposed Geographical and Geological Exploration
of the, Prof. Kan, 182

Monaco (Prince Albert of), Experiments made to determine
the Direction of the North Atlantic Currents, 288
Monck (W. H. S.): Astronomical Theory of the Great Ice
Age, 7; Brightness and Mass of Binary Stars, 402
Mongalla, Lieut. Baert's Journey up the, 446
Monotremata and Marsupialia, Embryology of, W. II. Cald-
well, 524

Montagne Noire, French Pyrenees, Age of the Upheaval of,
551

Montgaudier Cave, the, 119
Moon, New Map of the, 58

Moore's (Thos.) Botanical Collections acquired for the Herbarium,
Kew Gardens, 495

Moreland (Prof. S. T.), Lunar Halos, 414

Morgan (Prof. C. Lloyd): the Beetle in Motion, 7; Abnormali-
ties in the Vertebral Column of the Common Frog, 53; Super-
normal Psychology, 290; Abnormality in the Urostyle of the
Common Frog, 344; Scorpion Virus, 534

Morley (Frank), Rule for escaping a Danger, 345
Morley (John), Study of Literature, 422
Morphiomaniacs, Characteristics of the Pulse in, 528
Morphology of Birds, Prof. W. K. Parker, F.R.S., 331