ring, 163; on condensation of water
on the bronchial surface during, 164.
Newton (Prof.) on the practicability of
establishing "a close time" for the
protection of indigenous animals, 197.
Nitrate of amyl, on the physiological
action of, 156.

of ethyl, on the physiological
action of, 155.

Nitrite of amyl, on the physiological ac-
tion of, 151.

Odling (Dr. William) on the treatment
and utilization of sewage, 166.
Oldham (J.) on tidal observations, 203.
Organic chemical compounds, Dr. B. W.
Richardson on the physiological ac-
tion of, 145.

Ox fed on sewage-grown grass, Dr. T.
Spencer Cobbold s report on the post-
mortem examination of an, 188.
Oxides of chlorine, preliminary report
on the thermal equivalents of the, 193.

Parkes (W.) on tidal observations, 203.
Pengelly (William) on the exploration
of Kent's Cavern, Devonshire, 1; on
the rate of increase of underground
temperature, 14.

Penn (John) on steam-boiler explosions,

166.

Phillips (Prof.) on the exploration of

Kent's Cavern, Devonshire, 1; on the
rate of increase of underground tem-
perature, 14; on the rainfall of the
British Isles, 98.

Photography, on cutting and preparing
sections of Mountain-limestone corals
for the purpose of showing their struc-
ture by means of, 165.
Physiological action of organic chemical
compounds, report on the, by Dr. B. W.
Richardson, 145.

experimentation, report of the com-
mittee appointed to consider the sub-
ject of, 144.

Plato, lunar crater, observations of spots
on the surface of the, 60; sunset and
sunrise on, 94.

Pole (Dr.) on the rainfall of the British
Isles, 98.

Rain, fluctuations in the fall of, from A.D.
1726 to A.D. 1869, 102.

Rainfall of the British Isles, report on
the, 98.

Ramsay (Prof.) on the rate of increase
of underground temperature, 14.
Rankine (Prof.) on tidal observations,

203.

Richards (Admiral) on tidal observa-
tions, 203.

Rigby (Samuel) on steam-boiler explo-
sions, 166.

Robinson (John) on a uniformity of
weights and measures, 198.
Rolleston (Prof. George) on physiolo-
gical experimentation, 144; on the
foundation of zoological stations in
different parts of the world, 192.
Roscoe (Prof.) on the publication of ab-
stracts of chemical papers, 59.

Sanderson (Dr. J. Burdon) on physio-
logical experimentation, 144.
Sandford (William A.) on the explora-
tion of Kent's Cavern, Devonshire, 1.
Schofield (Thomas) on steam-boiler ex-
plosions, 166.

Sclater (P. L.) on the foundation of
zoological stations in different parts
of the world, 192.
Scotland, report of the committee on
earthquakes in, 197.

Sewage, report on the treatment and
utilization of, 166.

Siemens (C. W.) on a uniformity of
weights and measures, 198.
Smith (W.) on a uniformity of weights
and measures, 198.

Spots on the surface of the lunar crater
Plato, W. R. Birt on the discussion of
observations of, 60.

Steam-boiler explosions, report on the
various plans proposed for legislating
on the subject of, 166.

Stewart (Prof. Balfour) on the rate of
increase of underground temperature,

14.

Sulpho-urea, on the physiological action
of, 156.

Sykes (Colonel) on a uniformity of
weights and measures, 198.
Sylvester (Prof.) on the rainfall of the
British Isles, 98.

Symons (G. J.) on the rate of increase
of underground temperature, 14; on
the rainfall of the British Isles, 98.

Tait (Prof.) on the thermal conductivity
of metals, 97.

Temperature, underground, report on
the increase of, 14.
Thermal conductivity of metals, Prof.
Tait on, 97.

equivalents of the oxides of chlo-
rine, preliminary report on the, 293.
Thomson (James) on cutting and pre-
paring sections of Mountain-limestone
corals, 165.

supersaturated saline solutions when
exposed to the open, 82.
Aldehyde, Dr. Reynolds on the action
of, on the two primary ureas, 76.
Alexander (Colonel Sir J. E.) on sanitary
measures for Scottish villages, 200.
*Algeria, Colonel Playfair on the hy-
drographical system of the freshwater
fish of, 134.

Alloy of silver and copper, W. C. Ro-
berts on the molecular arrangement
of the, employed for the British silver
coinage, 80.

Aluminous iron-ores of co. Antrim, Dr.
Holden on the, 74.
America, Central, Capt. Brine on the
ruined cities of, 175.

-, North-west, Dr. R. Brown on the
geographical distribution of the floras
of, 128.

Ammonites, Rev. J. F. Blake on the
Yorkshire Lias, and the distribution
of its, 90; list of, in the author's cabi-
net, 91.
Anatomy of the stem of the screw-pine,
Pandanus utilis, Prof. Thiselton Dyer
on the minute, 128.

Andrews (Prof.), Address to the Che-
mical Section, 57; on the dichroism
of the vapour of iodine, 66; on the
action of heat on bromine, 66.
Andrewsite, Prof. Maskelyne on, 75.
*Animalcules, Dr. J. Dougall on the rela-
tive powers of various substances in
preventing the generation of, or the
development of their germs, with spe-
cial reference to the germ-theory of
putrefaction, 124.

Anthropology, Prof. Turner's Address to
the department of, 144.

of Auguste Comte, J. Kaines on
the, 153.

of the Merse, Dr. Beddoe on the, 147.
*Antimony-ore, Pattison Muir on an,
from New Zealand, 76.

Antrim, co., Dr. J. S. Holden on the
aluminous iron-ores of, 74.
Ape, C. S. Wake on man and the, 162.
*Apjohn (Prof.), some remarks upon the
proximate analysis of saccharine mat-
ters, 66.

Arachnide, H. Woodward on the disco-

very of a new and very perfect, from
the ironstone of Dudley coal-field, 112.
Arbroath, Dr. A. Brown on the mean
temperature of, 50.

Arctic expedition, Dr. Copeland on the
second German, 175.

expedition, Capt. Ward on the
American, 190,"

*Arctic fauna, Dr. C. Lütken on some
additions to the, 133.

*Artificial coronas, Prof. O. Reynolds
on, 34.

horizon, C. George on a self-re-
plenishing, 178.

Asterolepis of the Old Red Sandstone,
J. Miller on the so-called hyoid plate
of the, 106.

*Atlantic, North, Prof. Wyville Thom-
son on the paleontological relations
of the fauna of the, 134.

Atlas range, Dr. Hooker on the ascent
of the, 179.

Atmosphere, Prof. A. Buchanan on the
pressure of the, as an auxiliary force
in carrying on the circulation of the
blood, 137.

Prof. Everett on the general cir-
culation and distribution of the, 54.
Atmospheric tides, the Rev. Prof. Challis
on the mathematical theory of, 51.
Azores, Dr. Buys Ballot on the impor-
tance of the, as a metereological sta-
tion, 49.

Bacteria, Dr. B. Sanderson and Dr.
Ferrier on the origin and distribution
of, in water, and the circumstances
which determine their existence in
the tissues and liquids of the living
body, 125.

Badakolan, report on, by Pandit Man-
phal, 184.

Balfour (Prof.) on the cultivation of
Ipecacuanha in the Edinburgh Bo-
tanic Garden for transmission to India,
127.

Ball (Prof. R. S.) on a model of a co-
noidal cubic surface called the "cy-
lindroid," which is presented in the
theory of the geometrical freedom of
a rigid body, 8; account of experi-
ments upon the resistance of air to the
motion of vortex-rings, 26.

Ballot (Dr. Buys) on the importance of
the Azores as a meteorological station,
49.

Banffshire, George Seton on the ille-
gitimacy of, 214.

*Basque race, the Rev. W. Webster on

certain points concerning the origin
and relations of the, 162.
*Bastian (Dr. Charlton) on some new
experiments relating to the origin of
life, 122.

*Bath oolite, W. S. Mitchell on the de-
nudation of the, 107.

Becker (E. Lydia) on some maxims of
political economy as applied to the em-

ployment of women and the educa-

tion of girls, 201.
Beddoe (Dr. J.) on the anthropology of
the Merse, 147; on degeneration of
race in Britain, 148.

Beneden (Prof. Van) sur les Chauves-
souris de l'époque du mammouth et
de l'époque actuelle, 135.
Binary quantic, Prof. Cayley on the num-
ber of covariants of a, 9.
Biological Section, Dr. Allen Thomson's
Address to the, 114.

Birds, Dr. J. Murie on the development
of fungi within the thorax of living,
129.

B. T. Lowne on the ciliated con-
dition of the inner layer of the blasto-
derm in the ova of, and in the om-
phalo-mesenteric vessels, 140, 242.
Bischof (Gustav) on the examination

of water for sanitary purposes, 67.
Blake (Dr. Carter) and Dr. Charnock
on the physical, mental, and philolo-
gical characteristics of the Wallons,
148.

Blake (Rev. J. F.) on the Yorkshire

lias and the distribution of its ammo-
nites, 90.

Blastoderm in the ova of birds, B. T.
Lowne on the ciliated condition of
the inner layer of the, 140, 242.
*Bleaching-powder, H. Deacon on Dea-
con's chlorine process as applied to
the manufacture of, on the larger scale,
69.

Blood, Prof. A. Buchanan on the pres-
sure of the atmosphere as an auxiliary
force in carrying on the circulation of
the, 137.

Dr. A. Gamgee on the magnetic
and diamagnetic properties of the, 138.
Bloxam (Thomas) on the influence of
clean and unclean surfaces in voltaic
action, 47.

Bones and flints found in the caves at
Mentone and the adjacent railway-
cutting, M. Moggridge on the, 155.

and flints found in a cave at Oban,
Prof. Turner on human and animal,
160.

Botly (William) on land-tenure, 202.
Boulder-clays, Rev. J. Gunn on the
agency of the alternate elevation and
subsidence of the land in the forma-
tion of, 100.

-drift, Sir R. Griffith on the, and
Esker hills of Ireland, 98.
Boulders, D. Milne Home on the con-
servation of, 107.

Boyd (Thomas J.) on educational hos-

pital reform; the scheme of the Edin-
burgh Merchant Company, 202.
Braham (Philip) on a set of lenses for
the accurate correction of visual de-
fect, 37; on the crystallization of me-
tals by electricity, 67; on an appa-
ratus for working torpedoes, 229.
*Brains of insane people, Dr. Tuke and
Prof. Rutherford on morbid appear-

ances noticed in the, 144.

Bramwell (J. F.), account of some ex-
periments upon a "Carr Disintegra-
tor" at work at Messrs. Gibson and
Walker's flour-mills, 229.

Brine (Captain L.) on the ruined cities
of Central America, 75.

Britain, Dr. Beddoe on degeneration of
race in, 148.

J. S. Phené on some indications
of the manners and customs of the
early inhabitants of, 159.
Bromine, Dr. Andrews on the action of
heat on, 66.

Brown (Dr. A.) on the mean tempera-
ture of Arbroath, 50.

*Brown (Dr. A. B.) on a direct-acting
combined steam and hydraulic crane,
231.

Brown (Dr. J.) on the Silurian rocks of
the south of Scotland, 93; on the Up-
per Silurian rocks of the Pentland
Hills and Lesmahago, 93.

Brown (Dr. Robert), geological notes on
the Noursoak peninsula and Disco
Island in North Greenland, 94; on
the flora of Greenland, 128; on the
geographical distribution of the floras
of North-west America, 128; on the
interior of Greenland, 175.
Brown (Samuel) on the measurement
of man and his faculties, 210.
Brown (the Rev. Thomas) on speci-
mens of fossil wood from the base of
the Lower Carboniferous rocks at
Langton, Berwickshire, 128.
Bryce (Dr.) on certain fossils from the
Durine limestone, N.W. Sutherland,
94.
Buchan (Alexander) on the rainfall of
Scotland, 232.

on the rainfall of the northern
hemisphere in July, as contrasted with
that of January, with remarks on at-
mospheric circulation, 232; on the
great heat of August 2nd-4th, 1868,
232.

Buchanan (Prof. A.) on the pressure of
the atmosphere as an auxiliary force
in carrying on the circulation of the
blood, 137.

Buchanan (J. Y.) on the rate of action
of caustic soda on a watery solution
of chloracetic acid at 100° C., 67.
Burmah and China, Major Sladen on
trade-routes between, 189.
*Burntisland, G. J. Grieve on the posi-
tion of organic remains near, 98.

*Cagayan Sulu Island, Capt. Chimmo
on, 176.

Camboja, Colonel Yule on Capt. Gar-
nier's expedition up the, 190.
Canonical form of spherical harmonics,
Prof. Clifford on a, 10.

Capital, W. Westgarth on the law of,

formation in and around Edin-
burgh, C. W. Peach on additions
to the list of fossils and localities of
the, 109.

rocks, Prof. W. C. Williamson
on the structure of Diploxylon, a plant
of the, 112.

rocks, lower, at Langton, Ber-
wickshire, the Rev. T. Brown on
specimens of fossil wood from the
base of the, 128.

Carpenter (Dr. W. B.) on the thermo-
dynamics of the general oceanic cir-
culation, 51.

Carpus of a dog, Prof. W. H. Flower on
the composition of the, 138.
"Carr Disintegrator," J. F. Bramwell
on some experiments upon a, at work
at Messrs. Gibson and Walker's flour-
mills, 229.

Carr (Thomas) on a new mill for dis-
integrating wheat, 233.
Carruthers (W.) on the vegetable con-
tents of masses of limestone occurring
in trappean rocks in Fifeshire, and the
conditions under which they are pre-
served, 94.

Caustic soda, J. Y. Buchanan on the
rate of action of, on a watery solu-
tion of chloracetic acid at 100° C.,
67.
Cave at Oban, Prof. Turner on human
and animal bones and flints found in
a, 160.

Caves at Mentone, M. Moggridge on the
bones and flints found in the, and ad-
jacent railway-cutting, 155.

Cayley (Prof.) on the number of cova-
riants of a binary quantic, 9.
Census reform, James Valentine on, 223.
Centenarian longevity, Sir D. Gibb on,
151.

Cervical vertebræ in Cetacea, Prof.
Struthers on the, 142.

of Steypirethyr, Prof. Turner on
the, 144.

Cetacea, Prof. Struthers on the cervical
vertebræ in, 142; Prof. Turner on the
placentation in the, 144.

Ceylon and India, Commander A. D.
Taylor on the proposed ship-canal
between, 189.

Chain-cable testing, R. A. Peacock on,

and proposed new testing-link, 240.
Challis (Rev. Prof.) on the mathema-
tical theory of atmospheric tides, 51.
*Charcoal, E. C. C. Stanford on the re-
tention of organic nitrogen by, 81.
Charnock (Dr.) on Le Sette Communi,
a German colony in the neighbourhood
of Vicenza, 148.

and Dr. C. Blake on the physical,
mental, and philological characteris-
tics of the Wallons, 148.
Chauves-souris de l'époque du mam-
mouth et de l'époque actuelle, Prof.
Van Beneden sur les, 135.
Chemical dynamics, J. H. Gladstone and
Alfred Tribe on, 70.

Section, Prof. Andrews's Address
to the, 56.

*Chemistry, C. G. Wheeler on the recent
progress of, in the United States, 83.
Chiene (Dr. John), an experimental in-
quiry into some of the results of inocu-
lation in the lower animals, 138.
Children's hospitals, Dr. W. Stephenson
on the scientific aspects of, 221.
*Chimmo (Capt.) on Cagayan Sulu Is-
land, 176.

China, Major Sladen on trade routes
between Burmah and, 189.

Chloracetic acid, J. Y. Buchanan on the
rate of action of caustic soda on a
watery solution of, at 100° C., 67.
Chlorimetry, improvements in, 81.
Circulation and distribution of the at-
mosphere, Prof. Everett on the ge-
neral, 54.

of the blood, Prof. A. Buchanan on
the pressure of the atmosphere as an
auxiliary force in carrying on the,
137.

of the blood, exhibition of a model
of the, by Prof. Rutherford, 141.
Clark (Latimer) on a new form of con-
stant galvanic battery, 47.