A.

A B C Sewage Process, 512.
ABICH, Herr, on Crystallized Hail-
stones, 122.

Aboriginal Tribes of the Nilgiri Hills,
386.

Aborigines of America and Extermina-
tion of, 244.

Abyssinia, Geology of, 119, 408.
Acclimatization of Half-hardy Plants,

100.

Acid, Hydrochloric, in the Stomach, 140.
ADAMS, W., Inaugural Address before
the Society of Engineers, 267.
ADDIS, W. J., on Single Rail Permanent
Way, 403.

AGASSIZ, Prof., on Reef-building Corals,

274.

Agricultural Prospects, 376.
Statistics, 243.
Agriculture, Belgian, 242.

Chronicles of, 87, 241, 376, 510.

Air, Compression of, 569.

Physical Analysis of, 400.

Pollution by Chemical Works, 330.
AIRY, Prof., on Atmospheric Chromatic
Dispersion, 97.

AIRY and SIMMS, Messrs., New Eye-
piece, 253.

Albolith, 399.

Albumen, Manufacture of, 105.

Algæ, Japanese, 105.

Algol, Variable Star, 521.
Alps, Climate of the, 413.

America, North, Extinct Reptilia and
Batrachia of, 116.

American Eclipse Observations, 249.
Amylic Alcohol, Detection of, 398.
Anæsthetic, New, 261.

Andaman Islands, Ancient Kitchen
Middens in the, 383.
Animal Life, Forms of, 363.

Physiology and Morphology, Chro-
nicles of, 139, 290, 431, 572.
Animals and Plants, Distribution of,
255.
Anthropological Society, Annual Meet-
ing, 248.

66

Anvil" Protuberance of Eclipse of
Aug. 7, 1869, 443.

BABINGTON, Prof., on the Flora of Ice-
land, 255.

BAILLE, M., Heat from the Moon, 138.
BANCROFT, R. M., on the Renewal of
King's Cross Station Roof, 268.
BARBER, S., on Atmospheric Electricity
and Recent Phenomena of Refraction,
229.

BARKLY, Sir H., Flora of Round Island,
Mauritius, 256.

BARRETT, W. F., Light and Sound,
Analogy of, 1.

Baryta, Caustic, 109.

Bathybius and the Coccoliths, 573.
Batrachia and Reptilia, Extinct, of
North America, 116.

BECQUEREL, E., Electro-capillary Action,
570.

on Electro-motive Forces, 431.
Beer Scientifically and Socially Con-
sidered, by J. Samuelson, 299.
Belgian Agriculture, 242.
BENEDEN, Prof. Van, on Commensalism,
291.

BENNETT, A. W., on Foreign Trees and

Plants for English Gardens, 350.
Benzyl, Optical Properties of, 564.
BERT, M., Physiology of Sepia, 291.
Beryl, Analysis of, 418.
Bessemer Process, 557.

BIRT, Mr., on Lunar Crater Plato, 394.
Blackfriars Bridge, 111.

BLAKE, E. W., Electric Spark Figures,

570.

BLANFORD, W. J., Geology of Abys-
sinia, 119, 408.

Origin of a Cyclone, 121.
Blast Furnaces, 192.

Blast-furnace Slag, Utilization of, 260.
Blood, Origin of Fibrin of the, 139.
BLOXAM, T., Ignition of Sodium on
Water, 106.

BLUM, Dr., on Pseudomorphs, 127.
BOEKE, J. D., Formation of Ozone by
Combustion, 566.

Boiler Explosions, 536.

Incrustations, Prevention of, 109.
Boiling Liquids, Bumping of, 136.
Water, Best Method of, 568.
BONNEY, Rev. T. G., Pholas-burrows in
the Ormes Head, 118.

BONTEMPS, M., Action of Light on
Glass, 286.

BONWICK, Mr., on the Origin of the
Tasmanians Geologically considered,
246.

Botanic Garden at Brussels, 528.
Botanist, Leonardo da Vinci as a, 100.
Botany, Chair of, at College of Science,
Dublin, 258.

Chronicles of, 99, 254, 394, 524.
Boulder Drift, on the, 275.
BOUSSINGAULT, M., Colouring Matter
of the Emerald, 417.
Brachiopoda, Italian Tertiary, 540.

Zoological Position of the, 572.
BRADY, Sir A., Purification of Iron, 558.
Breidden Hills, Notice of, 116.
Bridges and Roofs, Wrought Iron, 72.
BRISTOW and WHITAKER, Messrs., on the
Formation of the Chesil Bank, 117.
British Conchology, or an Account of
the Mollusca which now Inhabit the
British Isles and Surrounding Seas,
79.

BROGDEN, Mr., Comparative Merits of
Large and Small Trams for Colliery
Use, 267.

CAILLETET, L., Law of Compression of
Air, 569.

Cairns near Bangor, Opening, 384.
Calcining Kilns, 192.

Calcium and Zinc, Alloy of, 531.
Calvariæ, Ancient, 245, 247.

CALVERT, Dr., Preparation of Nitrogen,
108.

CAMPBELL, D. J., on Polygamy, its In-
fluence in Determining Sex, and its
Effects on the Growth of Population,
248.

CAMPIN, F., on the Principles and Con-
struction of Machinery, 406.
Canal, Suez, 110.

CANE, Mr., Formative Layer in Leaves
of Plants, 524.

Cannibalism in Namur, 384.
CAPPEL, E., Influence of Heat on the
Delicacy of Spectrum Reactions, 567.
Carbonic Acid, Combustion of Magne-
sium in, 107.

Decomposition of, by Plants, 103.
Carboniferous Limestone, Geology of,
115.

Chatham Dockyard Extension, 535.
Island, Aborigines of, 248.

Cheesewring, threatened Destruction
of the, 516.

Chemical Climatology, 416.

Works, Air Pollution by, 330.
Chemistry, Chronicles of, 105, 258, 398,
528.

Chesil Bank, Formation of the, 117.
CHESTER, Rev. G., Shell Implements
and other Antiquities of Barbadoes,
245.

CHEVRIER, M., Action of Vapour of
Sulphur on various Gases, 106.
Chloral, Hydrate of, 261.

the New Opiate, 575.
Preparation of, 108.

Chlorine and Sodium, 259.
Chlorophyll, Movements of, 256.

Chromatic Dispersion, Atmospheric, 97.
CHRONICLES OF SCIENCE:-

Agriculture, 87, 241, 376, 510.
Archæology (Pre-historic) and
Ethnology, 90, 244, 379, 512.
Astronomy, 94, 249, 389, 517.
Botany and Vegetable Physiology,
99, 254, 394, 524.
Chemistry, 105, 258, 398, 528.
Engineering, Civil and Mechanical,
110, 265, 402, 532.

Geology and Palæontology, 114,
269, 406, 537.

Meteorology, 120, 275, 413, 545.
Mineralogy, 124, 280, 417, 550.
Mining and Metallurgy, 128, 282,
420, 552.

Physics, Light, Heat, and Elec-
tricity, 134, 285, 424, 563.
Zoology and Animal Physiology,
139, 290, 431, 572.

Mining, Theory and Practice of,

Supply, Future, 284.

Coccoliths and Bathybius, 573.

COLLAS, C., Electro-deposited Iron, 571.
Collodion Balloons, 401.

Combustion, Increase of Weight during,
137.

Comet of 1683, 393.

Discovery of a, 96.
Winneeke's, 523.

Comets, Theory of, 250.
Commensalism, 291.

Conchology, British, by J. Gwyn
Jeffreys, F.R.S., 79.
Concrete, on, 113.

Conifers, Leaves of, 101.

Continental and English Intercom-
munication, 112.

Copal, Recent and Fossil, 397.

COPE, E. D., Extinct Batrachia and
Reptilia of North America, 116.

Copper, Depositing, on Paper, &c., 139.
Extraction, 571.

Mining in England, 420.
Separating, 422.

Substitute for, in the Daniel
Battery, 430.

Corals, on Reef-building, 274.
Cornish Minerals, 419.

Corona, Mr. Seabroke on the, 522.
Observations on the, 94.

Spectrum Observations on the,
during Eclipse, 38.

and Zodiacal Light, 392.
COUMBARY, M., Meteorological Service
in the Turkish Empire, 123.
Counter-pressure Steam-breaks, 268.
COUPIER, M., Manufacture of Fuchsine,
263.

COUTET, M., Manufacture of Disulphide
of Carbon, 263.

Cranial Characters in Man, Significance
of, 143.

CROOKES, W., F.R.S., &c., Spiritualism
viewed by the Light of Modern
Science, 316.

a Recent Triumph of Synthetical
Chemistry, 360.

on the Total Solar Eclipse of
August, 1869, 28.
Cuckoo's Eggs, 142.
Cyclone, Origin of a, 121.
Cyclopædic Science simplified, 85.

D.

DAKYNS, J. R., Geology of North
Derbyshire and Yorkshire, 115.
Danish Element in the Population of
Cleveland, 384.

DANVERS, F. C., on the Survey of India,
448.

Dardistan, Visit to, 247.

Dartmoor, Pre-historic Monuments of,
516.

DARWIN, Mr., and the French Academy,
574.

DAUBIE on Tinning Iron, 571.

DAVIDSON, Mr., on Brachiopoda, 274.
DAVIS, Dr. B., and E. A. WELCH, on the
Aborigines of Chatham Island, 248.
DAWKINS, B., Antiquity of the Iron
Mines of the Weald, 92.

Flint Flakes and Flakes of Chert,
246.
Daylight, Chemical Intensity of, 425.
DEHÉRAIN, P. P., on the Evaporation

of Water and Decomposition of Car-
bonic Acid by Plants, 103.

DE LA RIVE, Prof., Magnetic Rotatory
Power of Liquids, 569.

DELAURIER, M., Concentrating and
Utilizing the Heat from the Sun,
138.

DELLMAN, Dr., Electricity of Clouds,
415.

DELPINO, Prof., on the Relation between
the Distribution of Plants and of
Animals, 255.

DEMAYES, Dr., Electro-magnetic Appa-
ratus, 570.

De Mortuis, by H. Woodward, 341.

DE RANCE, C.E., Geology of Lake Dis-
trict, 118.

DES CLOISEAUX, M., Crystals of Gado-
linite, 127.

Optical Properties of Benzyl,

564.
DESHAYES, M., Award of the Wollaston
Gold Medal to, 275.

DEVILLE, H. STE. CLAIRE-, Oxygen
Dissolved on Fusion of Platinum,
287.

- Reactions of Iron and Steam, 566.

Devonshire Association for the Advance-

ment of Science, 497.

D'HERCOURT, G., on Salt in the Atmo-
sphere of Monaco, 262.
Diamagnetism, Tyndall on, 501.
Diamond, Researches on the, 426.
Diamonds, Discovery of, 282.
Origin of, 124.

Diatom Markings, 144.

Dinornis Contemporary with Man, 244.
Dinosauria, Prof. Huxley on, 273.
Discs of Stars, Measuring, 98.
Disinfectant, a New, 260.

Dispersion, Atmospheric Chromatic,
97.

DOLFUS-GALLINE, M., Manufacture of
Albumen, 105.

Double Star a Centauri, 522.

Dove, Prof., Klimatologische Beiträge,