x Index 
Nature, 
Dec. 18, 1902 
Ammoniacal Copper Oxide, 168; Ammoniacal Anhydrous 
Copper Chlorides, 384 
Boveri (Dr. Th.), Das Problem der Befruchtung, 74 
Bower (I. O., F.R.S.), Practical Botany for Beginners, 101 
Boyle (Frederick), the Culture of Greenhouse Orchids, 59 
Boyle Lecture at Oxford, the Rise of the Experimental Sciences 
at Oxford, Prof. T. Clifford Allbutt, F.R.S., 90 
Bradford (Dr. Rose), the Relation of Biology to Medicine, 
231 
Bradley (Mr.), Apparatus for the Fixation of Atmospheric 
Nitrogen, 611 
Bradley (Prof. O. C.), Instances of Abnormality in Mammals, 
351 
Bradshaw (J. G.), a First Step in Arithmetic, 491 
Bradsky (M. de), Fatal Accident to, 610 
Brahmaputra Valley, the Tribes of the, L. A. Waddell, 91 
Brain Centres, on the Mechanism Connecting the Muscular 
eparats with the, for Willed Movement, Prof. Schifer, 
665 
Brame (J. S. S.), Liquid Fuel for Steam Purposes, 186 4 
Branch (Dr. W. J.), Effects Observed at St. Kitts During the 
Volcanic Eruptions in Martinique and St. Vincent, 378 
Branford (B.), Helmholtz on the Value of the Study of 
Philosophy, 550 
Branley (Edouard), the Receiver in Wireless Telegraphy, 143 
Brauner (Prof. Bohuslav), Position of the Rare Earths in 
Mendeleeff’s Periodical System of Elements, 66 
Bredikhine (the Anna), Astronomical Prize, 208 
Brenner (Leo), the Dark Spot on Jupiter, 487 
Bretzl (Herr Hugo), Absence of the Pine in Western Asia, 15 
Breuil (M.), Reproduction des Figures Paléolithiques Peintes sur 
des Parois de la Grotte de Font-de-Gaume, Dordogne, 452 
Bridges, Railway, on the Deflection and Vibration of, Dr. F. 
Omori, 332 
Brigham (Albert Perry), a Text-book of Geology, 75 
Bright Points and Curves, Study of, 208 
Brindley (H. H.), Regeneration in Sama atlanthus, 142 
Brinell’s Researches on the Influence of Chemical Composition 
on the Soundness of Steel Ingots, Axel Wahlburg, 63 
Brinton (D. G.), the Basis of Social Relations, 221 
Brioschi (Francesca), Opere Matematiche di, 221 
Britannica, the Encyclopedia, 97, 361 ; Prof. Arthur Smithells, 
F.R.S., 289 ; vols. xxviii. and xxix., 625 
British versus American Locomotives, 42 
British Association, the Forthcoming Meeting at Belfast, 
T. Brown, 8 ; New Path along the Goban’s Cliffs, R. Welch, 
417 
British Association : Meeting at Belfast, 462, 494, 521 ; Sectional 
Arrangements, 344; Inaugural Address by Prof. James- 
Dewar, M.A., LL.D., D.Sc., F.RS., President of the 
Association, 462 
Section A (Mathematics and Physics).—Opening Address by 
Prof. John Purser, M.A., LL.D., M.R.I.A., President of 
the Section, 478; Solutions of the Partial Differential 
Eguations of Mathematical Physics, E. T. Whittaker, 
618; Accurate Conservation of Weight in Chemical 
Reactions, Lord Rayleigh, 618 ; Experiments on the 
Motion of a Detached Thread of Liquid in a Capillary 
Tube, Prof. Morton and Mr. Hawthorne, 618; Experi- 
ments on the Critical Velocity of Flow of Water Through 
Tubes, Dr. Barnes, 618; Temperature of an Animal 
Surrounded by a Saturated Atmosphere Hotter than Itself, 
Lord Kelvin, 618; on the Application of the Method of 
Entropy to Radiant Energy, Dr. J. Larmor, 618; on the 
Production of a Standard Light, Mr. Petavel, 618 ; Experi- 
ments to Determine Whether Double Refraction was Pro- 
duced in Isotropic Transparent Bodies by their Motion 
Through the Ether, Lord Rayleigh, 618; on Substituting 
for Huyghen’s Wave Surface a Wave Film of Finite Thick- 
ness Within which the Phases of the Disturbances were given 
Proper Values, Dr. Johnstone Stoney, 618 ; Experiments 
on the Use of a Magnetic Detector in Space Telegraphy, 
Prof. E. Wilson, 618 ; on the Phosphorescence Produced in 
Partially Exhausted Tubes by the Passage of an Alternating 
Current Round Them, Mr. Butler-Burke, 618 ; on a Bolo- 
meter Arranged to Record Solar Radiation, Dr. W. E. 
Wilson, 619; Sunspots and Magnetic Storms, Rev. A. L. 
‘Cortie, 619; Report of Committee for Investigating the 
Upper Atmosphere by Means of Kites, 619; on Radiation 
in Meteorology, Dr. Shaw, 619; Recent West Indian 
Eruptions and Earthquake Recording Instruments, Prof. 
Milne, 619 ; Nebula Surrounding Nova Persei, Mr. Hinks, 
619 
Section A (Subsection of Astronomy and Cosmical Physics.— 
Opening Address by Arthur Schuster, F.R.S., F.R.A.S., 
Chairman of Subsection, 614; on Difficulties which are 
Caused in the Geodetic Survey of India by the Attraction 
of the Mass of the Himalayas and the Thibet Plateau and by 
the Existence of an Underground Chain of Excessive Density 
which runs across India, Major S. G. Burrard, 640; an 
Attempt made at Oxford to Verify the Suggestion that the 
bright Stars asa Whole are Rotating relatively to the Fainter 
Stars, Prof. Turner, 640 
Section B (Chemistry).—Opening Address by Edward 
Divers, M.D., D. Sc., F.R.S., V.P.C.S., Emeritus Profes- 
sor of Chemistry in the Imperial University of Tokyo, 
Japan, President of the Section, 495 ; Amount of Carbonic 
Anhydride absorbed from Sea Water, Prof. E. A. Letts and 
Mr. W. Coldwell, 662 ; Corrosion of Copper by Sea Water, 
Prof. E. A. Letts, 662; Action of Distilled Water upon 
Lead, Prof. F. Clowes, 662; on the Decomposition of Urea, 
Dr. C. E. Fawsitt, 662 ; on the Telluric Distribution of the 
Elements in Relation to their Atomic Weights, W. Ackroyd, 
662; on the Proposed Standardisation of Methods of 
Chemical Analysis, Mr. B. Blount, 662; on the Alkylation 
of Sugars, Prof. T. Purdie, F.R.S., and Dr. J. C. Irvine, 
662 ; Synthetical Action of Enzymes, Dr. E. F. Armstrong, 
662; Recent Synthetical Researches in the Glucoside 
Group, Dr. E. F. Armstrong, 662 ; Report of the Commit- 
tee Appointed to Collect Statistics Concerning the Training 
of Chemists Employed in English Chemical Industries, 663 ; 
Crystallographic Study of the 1 : 3-dichloro, chlorobromo- 
and dibromo-benzene 5-sulphonic chlorides and_bro- 
mides, Dr. Jee, 663; Colour of Iodine-containing Com- 
pounds, Miss Ida Smedley, 663 ; on Colloids of Zirconium, 
Dr, J. H. Gladstone, F.R.S., and Mr. W. Hibbert, 663 
Section C (Geology).—Opening Address by Lieut.-General 
Charles Alexander MacMahon, F.R.S., F.G.S., President 
of the Section, Rock Metamorphism, 504 ; Geology of the 
Country round Belfast, Prof. Grenville A. J. Cole, 
F.R.S., 619; Geological Structure of Ireland, Prof. 
Grenville A. J. Cole, F.R.S., 619; Proof Sheet of the 
‘* Drift” Edition of the Geological Map of Ireland Exhibited 
by Mr. Teall, 619 ; Post-Glacial Deposits of the Belfast 
District, Mr. R. Lloyd Praeger, 619; Madame Christen on 
the Recent Work of the Belfast Field Club on the Drift 
Deposits of the District, 619; Results of Exploration of 
various Irish Caves, 619; Mr. Joseph Wright on the 
Discovery of Marine Foraminifera in Boulder Clay from 
various Districts in Ireland and Elsewhere, 619; on the 
Prolongation of the Highland Border Rocks into County 
Tyrone, Mr. G. Barrow, 619; Mr. McHenry, 619; Mr. Teall, 
619; Mr. Kynaston on a series of Volcanic Rocks in the 
District extending from Glen Coe to the Black Mount, 
Scotland, 619 ; Dr. W. Mackie on the Conditions Attending 
the Precipitation of Manganese Dioxide in the Elgin Sind- 
stone, 620; Dr. W. Mackie on the Results of a Series of 
Determinations of the Soluble Chlorides and Sulphates in the 
Elgin Sandstone, 620; Mr. Horace B. Woodward on Bagshot 
Strata at Combe Pyne Hill, Dorset, 620; Mr. P. F. Kendall 
on the Pennine Faults in the Vale of Eden, 620 ; Mr. W. G. 
Fernsides on New Fossils from Pen Morfa, near Tremadoc, 
620; Dr. R. H. Traquair on Fishes From the Lower 
Devonian Roofing Slate from Gemiinden, Germany, 620; 
Prof. H. G. Seeley on Cretaceous Strata found by Mr. E. G. 
Fraser on the Shoulder of Sekasar, India, 620; Dr. Smith 
Woodward on Lower Carboniferous Fish Fauna from 
Broken River, Victoria, 620; Prof. J. F. Blake on the 
Original Form of Sedimentary Deposits, 620 
Section D (Zoology).—Opening Address by Prof. G. B. Howes, 
D.Se., L.L.D., F.R.S., President of the Section, the 
Morphological Method and Progress, 522; British 
Fisheries Investigations and the International Scheme, Prof. 
McIntosh, 640; Proposed Programme for the International 
Investigation of the North Sea as Passed at the Recent 
Meeting of Delegates at Copenhagen, Mr. W. Garstang, 
640; Some New Points in the Development of Achznus 
esculentus, Prof. E. W. MacBride, 640; Series of Wax 
Models Illustrating the Transition from Larva to Adult in 
Cribretla Octlata, Dr. A. T. Masterman, 640; Causes of 
