Proceedings

On the Carboniferous Volcanic Rocks in the Basin of the Firth of

Forth-their Structure in the Field and under the Microscope.

By Professor Geikie, F.R.S.,

Exhibition of Specimens of Auriferous Quartz from the Leadhills

District. By Patrick Dudgeon, Esq. of Cargen,

On some Physiological Results of Temperature Variation. By J. B.

Haycraft, M.B., C.M. Communicated by Professor Turner,

On the Elasticity of the Walls of the Arteries and Veins. By Dr

Roy. Communicated by Dr George W. Balfour,

Further Note on the Distribution of Temperature under the Ice in

Linlithgow Loch. By J. Y. Buchanan, M.A.,

Heating and Ventilating of Churches and other Buildings: Report

of a series of Experiments made in a Hall in Upper Grove Place.

By Charles J. Henderson, Edinburgh. Communicated by Pro-

fessor Jenkin,

Chapters on the Mineralogy of Scotland. Chapter VI. "Chloretic

Minerals." By Professor Heddle,

On Deep-Sea Thermometers. By J. Y. Buchanan,

Preliminary Note on a Crystalline Compound formed in Water con-

taining Sulphuretted Hydrogen and Mercaptan in Solution. By

J. Adrian Blaikie, B.Sc.,

Laboratory Notes. By Professor Tait-

(1.) Measurements of the Electromotive Force of the Gramme

Machine at different Speeds,

(2.) On the Law of Extension of India-rubber at different

Temperatures, .

Election of Four Foreign Honorary Fellows, .

On Gravitational Oscillations of Rotating Water. By Sir William

Thomson,

On the Effects of Chloroform, Ethidene Dichloride, and Ether on

Blood-Pressure. By Joseph Coats, M.D., William Ramsay, Ph.D.,

and John G. M'Kendrick, M.D., University of Glasgow. Com-

municated by Professor M'Kendrick,

Experiments with Rotating Discs. By John Aitken. Communi-

cated by Professor M'Kendrick,

100

. 102

General Theorems on Determinants. By Thomas Muir, M.A.,

Preliminary Note on Alternants. By Thomas Muir, M.A.,

Professor Geddes's Theory of the "Iliad." By Professor Blackie, . 103

The Principles of the Algebra of Logic. Part III.-Application to

certain Problems in the Theory of Probability. By Dr Alexander

Macfarlane,

The Anatomy of the Northern Beluga (B. Catodon) compared with

that of other Whales. By Morrison Watson, M.D., and Alfred

H. Young, M.B., &c., Owens College, Manchester,

Fifth Report of the Boulder Committee. By D. Milne Home,
LL.D.,

Notes by William Jolly, Inverness, on the Transportation of Rocks

found on the South Shores of the Moray Firth,

Observations on Boulders and Drift on the Pentland Hills. By

Alexander Somervail, Edinburgh, .

PAGE

186

Notes on Drift and Glacial Phenomena on the Pentland Hills.

John Henderson, Curator of the Phrenological Museum, Edinburgh, 187

References, by Dr Charles Maclaren and Professor Geikie, to Striæ

and Boulders on the Pentlands,

Remarks on the Boulder Report. By D. Milne Home, LL.D.,

Quaternion Investigations connected with Minding's Theorem. By

Professor Tait,

The Pituri Poison of Australia (Duboisia Hopwoodii, F. Mueller):

its Physiological Action and Active Principle. By Dr Thomas

R. Fraser, Professor of Materia Medica in the University of Edin-

burgh,

On the Structure and Affinities of the Platisomida. By Dr

F. Traquair,.

Note on the Probability that a Marriage entered into by a Man above

the age of 40 will be Fruitful. By Thomas Bond Sprague, M.A.,

Notice of the Death of the President of the Society. By Sir Alex-

ander Grant, Bart., Vice-President,

Why the Barometer does not always indicate the Real Weight of the

Mass of Atmosphere aloft: a continuation of the Paper on this

subject laid before the Society in Session 1876 and 1877. By

Robert Tennent,

On some New Bases of the Leucoline Series. Part II. By G. Carr

Robinson and W. L. Goodwin,

On a Calculus of Relationship. By Alex. Macfarlane, M.A., D.Sc., 224

On the Carboniferous Volcanic Rocks of the Basin of the Firth of

Forth their Structure in the Field and under the Microscope.

Second Paper. By Professor Geikie,

Additional Observations on the Fungus Disease, affecting Salmon

and other Fish. By A. B. Stirling, Assistant Curator of the

Anatomical Museum of the University of Edinburgh,

On the Form and Structure of the Teeth of Mesoplodon Layardii

and Mesoplodon Sowerbyii. By Professor Turner, M.B.,

Atomicity or Valence of Elementary Atoms: Is it constant

variable By Professor Crum Brown,

Action of Heat on some Salts of Trimethyl-sulphine. No. IV. By

Professor Crum Brown and J. Adrian Blaikie, D.Sc.,

Comparison of the Salts of Diethylmethyl-sulphine and Ethyl-

methylethyl-sulphine. By Professor Crum Brown and J. Adrian

Blaikie, D.Sc.,

On the Bursting of Firearms when the Muzzle is closed by Snow,

Earth, Grease, &c. By Professor George Forbes,

On some New Bases of the Leucoline Series. Part III. By G. Carr

Robinson and W. L. Goodwin,

Notice of Striated Rocks in East Lothian and some of the adjoining

Counties. By David Milne Home, LL.D.,

On Methods in Definite Integrals. By Professor Tait,

Measures of certain Radiometer Constants. By Professor Tait,

Further Researches on Minding's Theorem. By Professor Tait,

On the Transmission of Sound by Loose Electrical Contact. By

Remarks by the Vice-President, David Milne Home, LL.D., on

delivering the Makdougall-Brisbane Prize to Professor Geikie, 272

The Solar Spectrum in 1877-8; with some Idea of its Probable

Temperature of Origination. By Piazzi Smyth, Astronomer-Royal

for Scotland,

On another Method of Preparing Methylamine. By R. Milner

Morrison, D.Sc.,

On the Composition of "Reh," an Efflorescence on the Soil of certain

Districts in India, By J. Gibson, Ph.D., .

On Spherical Harmonics. By Professor Tait,

Proposed Theory of the Progressive Movement of Barometric De-

pressions. By Robert Tennent, F.M.S.,

On the Solution of the Simultaneous Equations:-ax+by=c and

dx+ey=f, when the Symbols denote Qualities. By Alexander

285-314

315

Donations to the Library during Session 1878-79,

Election of Office-Bearers, 1879-80,

Opening Address by the President, The Right Hon. Lord Moncreiff, 316

Obituary Notices of Fellows, Session 1879-80,

321

On the Expansion of Cast Iron while Solidifying. By J. B. Hannay,

F.R.S.E., F.C.S., and Robert Anderson,

359

362

Researches on Contact Electricity. By C. G. Knott, Sc.D. Com-

municated by Professor Tait,

On an Instrument for detecting Coal-Gas in Mines, By Professor

George Forbes,

On Comets. By Professor Tait,

Additional Observations on Fungus Disease of Salmon and other

Fish. By A. B. Stirling, Assistant-Curator in the Museum of

Anatomy in the University of Edinburgh. Communicated by Prof.

Turner,

The Trigonometrical Survey of Palestine. By Lieut. Claude Reignier

Conder, R.E.,

On Minding's System of Forces. By Professor Chrystal,

Mathematical Notes. By Professor Tait-

a. On a Problem in Arrangements,

b. On a Graphical Solution of the Equation Vep

Part of the Material employed by Principal Forbes in Tamping the

Bore for his Earth Thermometers at the Edinburgh Observatory

was exhibited in its altered state,

405

A New Method of investigating Relations between Functions of the

Roots of an Equation, and its Coefficients. By J. D. H. Dickson,

M.A.,

405

Remarks on Mr Crookes' Recent Experiments. By Prof. George Forbes, 405

PAGE

. 407

. 408

Additional Note on Minding's Theorem. By Professor Tait,

Private Business-Alteration of Law XVII., and Addition to Law
XV.-Letter from the Society to Dr Balfour on his resigning the
office of General Secretary, and Dr Balfour's Letter in reply,

On the Distribution of Temperature under the Ice in Frozen Lakes.

By John Aitken,

Remarks on the Aborigines of the Andaman Islands. By Surgeon

E. S. Brander, M.B., C.M., H.M. Bengal Medical Staff, Second

Medical officer, Port Plair and Nicobars, Plate XV.,

The Action of Sulphide of Potassium upon Chloroform. By W. W.

J. Nicol, M.A. Communicated by Professor Crum Brown,

Note on the Elimination of Linear and Vector Functions. By Pro-

On the Geology of the Rocky Mountains.

On Comets. By Professor Forbes,

Note on the Velocity of Gaseous Particles at the Negative Pole of a

Vacuum Tube. By Professor Tait,

On Steam-pressure Thermometers of Sulphurous Acid, Water, and

Mercury. By Sir W. Thomson, .

On a Sulphurous Acid Cryophorus. By Sir W. Thomson, .

Vibrations of a Columnar Vortex. By Sir William Thomson,

The Structure of the Comb-like Branchial Appendages and the

Teeth of the Basking Shark (Selache maxima). By Professor

Turner, M.B., F.R.S.,

443

. 457

Preliminary Report on the TUNICATA of the "Challenger" Expedition.

By W. A. Herdman, B.Sc., Baxter Scholar in Natural Science in

the University of Edinburgh,

458

On some Applications of Rotatory Polarization. By Professor Tait, 473

The Topography of Jerusalem. By Lieut. Claude Reignier Conder,

R.E.,

The Geology of the Faroe Islands. By James Geikie, LL.D.,

F.R.SS.L. & E.,

Meteorological Note by Mr Alexander Wallace. Communicated by

Professor Piazzi Smyth,

On the Colouring of Maps. By Professor Tait,

On the Structure and Origin of Coral Reefs and Islands. By John

Murray,

Rock-Weathering, as illustrated in Edinburgh Churchyards. By

Professor Geikie, Plate XIV.,

On a Realised Sulphurous Acid Steam-Pressure Thermometer, and

on a Sulphurous Acid Steam-Pressure Differential Thermometer.

By Sir William Thomson,

474

518

532

On a Differential Thermoscope founded on Change of Viscosity of

Water with Change of Temperature. By Sir William Thomson,. 537

On a Thermomagnetic Thermoscope. By Sir William Thomson, 538

On a Constant Pressure Gas Thermometer. By Sir W. Thomson,

On the Occultation of the Star 103 Tauri. (B. A. C. 1572.) By

Edward Sang,

On Currents produced by Friction between conducting Substances,

and on a new form of Telephone Receiver. By James Blyth,

M.A.,

Note on the Present Outbreak of Solar Spots. By Professor Piazzi

Smyth,

Positive and Negative Electric Discharge between a Point and a Plate

and between a Ball and a Plate. By Alexander Macfarlane, M.A.,

D.Sc.,

Researches in Thermometry. By Edmund J. Mills, D.Sc. Com-

municated by Professor Crum Brown,

Preliminary Notice of a Method for the Quantitative Determination

of Urea in the Blood. By John Haycraft, M.B., B.Sc.,

On the Phenomena of Variation and Cell-Multiplication in a Species

of Enteromorpha. By Patrick Geddes. Communicated by Pro-

On the Accurate Measurements of High Pressures. By Professor Tait, 572

Sixth Report of the Boulder Committee, Plates XVII., XVIII., XIX., 577

On Two Masks and a Skull from Islands near New Guinea. By

Professor Turner,

On an Ultra-Neptunian Planet. By Professor G. Forbes,

Remarks by the Chairman, J. H. Balfour, M.D., on delivering to

Professor Fleeming Jenkin the Keith Prize,

Non-Euclidean Geometry. By Professor Chrystal,

Note on the Theory of the "15 Puzzle." By Professor Tait,

On the Constitution of Adult Bone-Matrix and the Functions of

Osteoblasts. By De Burgh Birch, M.B., Demonstrator of Phy-

siology in the University of Edinburgh,

666

On Two Unrecorded Eggs of the Great Auk (Alca impennis) dis-

covered in an Edinburgh Collection; with Remarks on the former

existence of the Bird in Newfoundland. By Robert Gray,

668

682

On a New Telephone Receiver. By Professor Chrystal,

On the Differential Telephone, and on the Application of the Tele-

phone generally to Electrical Measurement. By Professor

Chrystal,

On the Determination of the Specific Heat of Saline Solutions. By

Thomas Gray, B.Sc., Demonstrator in Physics, and Instructor in

Telegraphy, Imperial College of Engineering, Tokio, Japan. Com-

municated by Professor Tait,

On a "Navigational" Sounding Machine. By J. Y. Buchanan,

On the Compressibility of Glass. By J. Y. Buchanan,

Suggestions on the Art of Signalling. By Alexander Macfarlane,

M.A., D.Sc.,

685

689

Note on the Wire Microphone. By R. M. Ferguson, Ph.D.,

On the Peroxides of Zinc, Cadmium, Magnesium, and Aluminium.

By J. Gibson, Ph.D., and R. M. Morison, D.Sc.,

On the Processes in Subepiphysal Bone Growth and some points in

Bone Resorption. By De Burgh Birch, M.B., Demonstrator of

Physiology in the University of Edinburgh,

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Proceedings, Volum 10