Abyssinian Tree, 206.
Actinic Power of Light, 144.
Aerial Navigation, 58.
Aerial Researches, 252.
Aeronautical Society, 60.

Agricultural Machinery, Report on, 20.
Air carried along by Falling Bodies,
122.

Air, Supply of to Mines, 42.

Albert Hall of Arts and Sciences, 11.
Albert Memorial, Hyde Park, 15,
Alexandra Palace, the, 13.
Alloy, New, 48.

American Machines, New, 56.
American Rodman Gun, 23.

American Tube-well, 70.

Anchored Balloon, 59.

Anæsthetic, New, 148.

Animal Charcoal, substitute for, 146.
Animals, Domestication of, in England,
195.

Animal Tissues, on, 174.

Antiquity of Man. Researches on, 226.
Armour-plate, Rolling, 21.
Astronomical Instruments at Green-
wich Observatory, 253.

Astronomical Society, Report of, 241.
Atmospheric Ozone, 113.
Atomic Motion, 123.
Australian Wine, 203.

Aztecs, the, 174.

Balloons, Novelties in. 58.

Barnacle, the Ship, 191.

Bessemer Steel Process, 44, 50.

Binocular Vision, Claudet on, 120.
Piology, Prof. Sharpey on, 197.
Bird's Egg Shell and Respiration, 178.
Birds' Nests. Artificial, 179.
Birds, Song, for New Zealand, 180.
Bituminous Gneiss, 224.

Blast Furnace, Largest in the World,46.
Bleaching and Washing, Researches
on, 154.

Boats. Construction of, 71.

Bone Caves in Namur, 49.

Boring Machines, New, 68.

Breguet and the Tuning-fork, 116.
Boring Annelds, 190.

Breech-loading Rifles, New, 28.
Brewing, Improved Process of, 80.
Brewster. Sir David, on the Newton
Forgeries, 125, 127.

Brown, Sir John, At'as Works, 21.

Calais Oysters, 190.

Candles, Mourning, 54.

Cannibalism, Mr. Crawford on, 175.
Carbolic Acid, on, 149.

Carbonic Acid and Formic Acid, 150.
Casting under Pressure, 46.
Cast-iron, Chilled, 45.

Casualties from Lightning, 249.
Cement. New, 52.

Chassepot Rifle, the, 29.

Chemistry. Progress of, 144.

Cherry-stoning Machine, 34.

Chicory in Coffee, 81.

Chimney, Highest in Yorkshire, 47.
Chronometers at Greenwich Observa-
tory, 256.

Chubb's Diagonal Safe, 16,

Cinchona, Cultivation of in India,

203.

Climatology, on, 120.

Coal in America, 36.

Coal Supply, Researches on, 35.
Cobra, Poison of the, 192.
Cold, Severe, in Paris, 250.
Colour, New, 151.

Conversion of Mechanical into Elec-

trical Force, 128.

Conveyance. Researches on, 19.
Copper in Natal, 225.

Creosote, on, 148.

Desmaiseaux's Newton Forgeries, 125.
Diamond Boring-Machine, 69.

Docks, New Millwall, 65.

Drainage Pumping Engine, 67.
"Drymakings" in Holland, 78.
Du Chaillu on Young Gorillas, 177.
Dynamo-Magneto Machine, New, 110.

Earth Battery, New, 130.

Earthquake at St. Thomas, West Indies,
239.

Eider Down, how taken, 179.
Electric Light in France, 133.
Electrical Countries, 132.

Electrical Currents and Light, 130.
Electrical Currents, Mechanical Theory
of. 129.

Electrical Resistance, 133.

Electricity, Engraving by, 135.

Electricity, Illuminating Beacons and

Buoys by, 134.

Electricity on Seeds. Effects of, 132.

Electricity, Sugar-refining by, 131.

230.

Epiornis, on the, 180.

Gold-mining in Victoria, 225.
Gold-working Invention, 47.

254, 255.

Faraday's Contributions to Science,
105.

Filtration, Inverse, 152.

Fire-damp applied to Illumination,

211.

Fire Escape, New, 40.
Fire-proof Theatres, 39.
Fish in Amazon River, 182.
Fish, Wonderful, 195.
Fishes, Scales of, 182.
Flight of Birds, 61.
Flying Machine, New, 62.
French Exhibition, Articles in
American Machines, New, 56; Arm-
strong Gun, 84; Automatic Kitchen,
101; Benham's Cooking Apparatus,
99; Chronometers and Watches,
Pocket, 95; Chronoscopes and Chro-
nographs, 138; Clock, Elaborate, 57;
Clock and Watchmaking by Ma-
chinery, 96; Compass, New, 92;
Compound Ships, 91; Cooling Ap-
paratus, 98; Diamond-cutting, 94;
Dividing-engines, 109; Electric
Clocks, 138; Electric Telegraphs,
140;

Electro-Telegraphic Cables,
141; Elkington's Electro-Plate, 101;
Ethnography, 177; Hat-making
Machinery, 94; Krupp's Steel
Gun, 86; Machine Tools, 95; Marine
Models, British, 88; Marine Models,
French, 89; Match-making in
Sweden, 96; Metals, Precious, 115;
Meteorograph, 246; Microscopes, 62;
Miscellaneous Instruments, 110;
Pantographs, 109; Paper-making
Machinery, 57; Partitioned Enamel,
102; Perkins's Portable Steam Oven,
99; Philosophical Instruments, 108;
Photography, 166; Portable Arms,
88; Sewing Machines, French, 94;
Silver works, by Vechte, 103; Spe-
troscopes, 108; Steam Fire-engines,
Trial of, 92; Steam-hammer and
Steam-striker, 93; Torpedo Boat,
92; Troop Fire-hearth, 99; Turret
Ships, 90; Vegetables, Foreign, 204;
Velocity of Projectiles, Instruments
for discovering, 87; Ventilating
Apparatus, 96; Whitworth Guns,

85.

Fuchsia, New, 201.
Fuel, New, 39.

Graham, Prof., on Meteoric Iron, 45,
158.

Greek Fire, New, 38.

Greenwich Observatory, Report on,
252.

Gun Cotton, Modifications of, 150.

Haarlem-meer, Drainage of, 78.
Hayling Island Oyster Fishery, 185-
188.

Heat and Fuel, Economy of, 36.
Heat, New Source of, 116.
Hot air Engines, 30.

Hurricane at St. Thomas', 245.
Hydraulic Engineering, 18.
Hydraulic Vessel, Nautilus, 72.

Ice-making Machine, New, 58.
Ichnites, on, 220.

Indigo from Rags, 154.
Insects fabricating Iron, 193.
Iridium in Canada, 162.
Iron Enamelling, 160.

Iron, Interstellar, Prof. Graham on,

158.

Iron and Steel Manufacture, 43.
Iron-work in Styria, 46.

Japanese Alloys, 161.

Kent's Cavern, Devonshire, Report on,

216.

Lagoons of Corsica, 235.
Lead-poisoning, on, 158.
Leeches, Australian, 193.
Life-boats, Construction of, 71.
Light, New Signal, 40.
Lightning Casualties, 249.
Locomotive Engine Road, 30.
London Rainfall, 251.
London Water Supply, 81.
Longitude by the Cable, 141.
Longitude, important Determination
of, 257.

Lubrication of Railway Wheels, 31.
Luminosity of Phosphorus, 112.

Magnesian Salts and Rocks, 152.
Magnesium Lamp, New, 153
Magnetical and Meteorological Obser-
vations at Greenwich Observatory,
256.

Malleable Glass, 57.

Marine Engines, French, 74.

Materials, Strength of, 17.
Measuring-machines, 21.
Measuring, Minute Intervals of Time,
20.

Mechanical Science, Researches in, 17.
Meta-founding, Discovery in, 43.
Metallurgy, Researches in, 19.
Meteorites, Classification of, 158.
Meteorology of 1867 (Table), 258.
Meteorological Department of the
Board of Trade, 123.

Meteorograph at the French Exhibi-
tion, 246.

Microscopes in the French Exhibition,

62.

Middle Level Siphons, the, 63.
Milk, London, 82.

Milk, Preservation of, 82.
Millwall Docks, New, 65.
Mines, Altitude of, 224.

Mistletoe, Propagation of, 203.
Molecular Vortices, 121.
Moths, Plague of, 192.

Motive Power, Researches on, 18.
Motor Clock at Greenwich Observa-
tory, 257.

Mountain Attraction, 107.

Mud of London, Chemical Composition
of, 155.

Murchison, Sir Roderick, his Siluria,
215.

Muscular Force, 121.

Myrmecodia from Malacca, 201.

Nadar's Great Balloon, 58.
Naphthaline, on, 153.

Nautilus, Hydraulic Vessel, 72.
Newcastle, Nitroglycerine Explosion
at, 146.

Newton or Pascal Controversy, 124-
127.

Nicotine, on, 153.

Nitro-glycerine, Experiments with,
and Accidents, 145.
Nitro-glycerine in Slate and Tunnel
Cutting, 69.

Obituary of Persons eminent in Science,
Art, or Literature:-Alder, Joshua,
274; Alison, Sir Archibald, 279;
Armstrong, R. 280; Baddeley, W.
281; Bonelli, Chev. 270; Bethell,
John, 283; Carpmael, W. 282;
Clark, Dr. T. 273; Claudet, Antoine,
271; Costello, W. B. 277; Cousin,
Victor, 273; Creswell, Capt. 275;
Dandolo, Count, 275; Dargan, W.
280; Daubeny, Dr. 273; De Morgan,
G. C. 278; Faraday, Michael, 265;
Foot, E. J. 274; Goodsir, Prof. 277;
Hamilton, W. J. 275; Hardman, J.
280; Harris, Sir W. Snow, 271;
Hawkins, E. 276; Hittorf, M. 276;
Howe, Elias, 282; Ingres, 273;
Kidd, W. 275; Kine, A. 283; Knight,
V. 274; Lang, D. W. 278; Law-

Palliser Converted Guns, 24.
Paris International Exhibition, 12.
Petroleum for Steam Fire-engines, 71.
Petroleum as Fuel for Locomotives,
34.

Philosophical Instruments

at

the

French Exhibition, 108.
Phosphate of Lime, of, 163.
Phosphorus, Luminosity of, 112.
Photography, Progress of: Action of
the Heart, 172; Action of Light,
170; Apparatus for Burning, 172;
Black Tints, 171; Copper and Steel,
172; Enamels, 166; Focal Light,
166; French Exhibition, 166, 167;
Magnesium Light, 171; New Light,
169; Permanent Photographs, 170;
Photo-lithography, 169; Printing
Frame, 172; Rapid Production, 171;
Spiller's and Woodbury's Processes,
164, 165.

Pickling Apparatus, 54.
Pike, enormous, at Claremont, 183.
Plants, New, 201.

Porcelain, Gilding of, 53.
Porcelain Glaze, 53.
Per-historic Art, 240.
Printing without Ink, 54.
Portsmouth New Park, 13.

Quekett Microscopical Club, the, 205.

Railway Cut across America, 31.
Railway, Mont Cenis, to, 32.
Railway Wheels, Lubrication of, 31.
Rainfall, London, 251.
Rankins, Prof., Researches in Mecha-
nical Science, 17.

Regulating Watches in Switzerland,

48.

Rigidity of Glass, Brass, and Steel, 50:
Rodman Gun, American, 23.

Royal Society. Report of, 123.
Ruby Silver, 48.
Ruelle Great Gun, 27.
Rupert's Drops, 115.

Safety-lamps, Experiments with, 147.
Salmon-poaching punished, 183.
Sand Battery, New, 131.
Scotland, Igneous Rocks of. 207.
Sensitive Plants, New Experiments on,
202.

Sewage in the Thames, 67.

Ships of War, Mr. Bourne on, 83.
Ship's Course, to ascertain, 74.
Ship-building and Steam Navigation
Researches, 19.

Shoddy and Mungo, 79.

Signal Light, New, 40.

Silurian Geology, 215.
Silver, Pure, 157.

Sinking Ships, 72.

Siphons, Middle Level, 63.

Slide-valves, Movable Seats for, 76.
Slip of the Screw, Negative, 75.
Smoke Consumption, on, 37.
Snails as a Cure for Consumption, 194.
Snider Rifle, the, 27.
Sodium Amalgam, 157.
Solar Physics, 118.

Sounding and Sensitive Flames, 117.
Spectrum Discoveries, 241.
Spectrum, Radiant, on the, 119.
Speed of Vessels, 72.

Stars, Colours of the, 120.

Steam-boilers, Incrustation of, 74.
Steam-boiler, Marine, 74.
Steam-rollers, 66.

Steam-ship Performances, 73.
Steel, Bessemer, 44, 50.

Steel and Iron Manufacture, 44.
Steel Wire, uses of, 49.

Stone, Decay of, 52.
Stone, Flexible, 239.

Storm Report, 246.
Storm Warnings, 243.
Substance, New, 156.

Telegraph Instrument, New, 139.
Telegraphic System at Greenwich Ob-
servatory, 253.

Telegraphic Thermometer, New, 140.
Telescopes, improved, 241.

Temperature of the Earth, Internal,
207-211.

Temperatures, Remarkable, of 1867,
259-264.

Terrestrial Disturbances, Singular,
106.

Thames Sewage, 67.

Theatres, Fire-proof, 39.
Theory, New Geological, 237.
Thynasura, on the, 194.

Tides, Double, in the Thames, 108.
Tube Well, American, 70.

Tuning-forks, and Motive Power, 116.
Turret Vessel, Dutch Twin Screw, 103.
Tyndall, Prof., on Sounding and Sen-
sitive Flames, 117.

Ventilation of Public Buildings, 97.
Vesuvius, Great Eruption of, 231–235.
Volcanic Eruption in Iceland, 227.
Volcano, New, in Nicaragua, 229.

Walrus in the Zoological Society's
Garden, 181.

Watches, Regulation of, in Switzer-
land, 48.

Water boiled in Paper Vessels, 147.
Water-pipes in Frosty Weather, 64.
Water Supply of London, 81.

Water Supply, Subterranean, 237.
Weights and Measures, Prof. Leone
Levi on, 107.

Wheatstone, Prof., New Instrument
by, 128.

Wheel of Life, the, 79.

Wilde's Electro-magnetic Machine,
111, 136.

Winter Landscape, 163.