Nature, ] 
Dec. 18, 1902 
Index 
Xill 
of the Decomposition of Carbon Dioxide by Leaves Exposed 
to Light, P. P. Dehérain and E. Demoussy, 383 ; Can Carbon 
Dioxide be Vitalised? Prof. R. Meldola, F.R.S., 492; 
Chemical Society, 22, 70, 118, 191, 214, 238; Influence of 
Acidic Oxides on Specific Rotations of Lactic Acid and 
Potassium Lactate, Drs. Henderson and Prentice, 22; 
Ammonia, Nitrates and Chlorine in Rothamsted Rain Water, 
Dr. Miller, 22 ; Reactions between Acid and Basic Amides 
in Liquid Ammonia, Messrs. Franklin and Stafford, 541 ; 
Dimercurammonium Nitrite and its Haloid Derivatives, Dr. 
P. C. Ray, 22; Preparation of Sulphamide from Ammonium 
Amido-sulphite, Messrs. Divers and Ogawa, 541; the Pre- 
cipitation of Ammonium Vanadate by Ammonium Chloride. 
F. A. Gooch and R. D. Gilbert, 571-2; Preparation and 
Properties of a Silicide of Vanadium, MM. H. Moissan and 
Holt, 312; a New Silicide of Vanadium, H. Moissan and M. 
Holt, 624; Nitrates and Chlorine in the Drainage through 
Uncropped and Unmanured Land, Dr. Miller, 22; Com- 
position of the Hydrate of Chlorine, M. de Forcrand, 48 ; 
Union of Hydrogen and Chlorine, V. and VI., Dr. Mellor, 
~238 ; Case of Molecular Rupture by Bromine, R. Fosse, 23; 
Derivatives of Fumaric Aldehyde, R: Marquis, 23; the 
Transformation of New into Stale Bread, L. Lindet, 23; 
Chemical Instruction and Chemical Industries in Germany, 
Prof. T. E. Thorpe, F.R.S., 32 ; Death and Obituary Notice 
of Prof. H. von Pechmann, 37; Death and Obituary Notice 
of John Glover, 37; Instantaneous Chemical Reactions and 
{ the Electrolytic Dissociation Theory, Prof. Kahlenberg, 38; 
Persulphuric Acids, Prof. Henry E. Armstrong, V.P.R.S. 
and T. Martin Lowry, 45 ; an Introduction to Chemistry and 
Physics, W. H. Perkin, jun. and Bevan Lean, 52; the Oil 
Chemists’ Handbook, Erastus Hopkins, 52: Does Chemical 
Transformation Influence Weight? Lord Rayleigh, F.R.S., 58 ; 
Position of the Rare Earths in Mendeléeff’s Periodical System 
of Elements, Prof. Bohuslav Brauner, 66; Atoms and Valencies, 
]. Fraser, 68 ; Preparation of Highly Substituted Nitroamino- 
benzenes, Dr. Orton, 70; Atomic Weight of Tellurium, Dr. 
Scott, -F.R.S., 70; Fractional Distillation as a Method of 
Quantitative Analysis, Dr. Young and Miss E. C. Fortey, 70 ; 
Vapour Pressures and Boiling Points of Mixed Liquids, Dr. 
Young, F.RS., 70; on an Oxycarbide of Cerium, Jean 
Sterba, 72; Glucose and the Carbonates of Cerium, Andre 
Job, 72; Derivatives of Pyruvylpyruvic Ester, L. J. Simon, 
72; Addition: of Hypochlorus Acid to Propylene, Louis 
Henry, 72; Arsenic Anhydride and its Hydrates, V. Auger, 
72; Decomposition of Compounds of Selenium and Tellurium 
by Moulds and its Influence on the Biological Test for 
Arsenic, Dr. Rosenheim, 214: Research by W. C. Heraeus 
with Modified Form of Electric Resistance Furnace, 85 ; 
Products of the Catalpa Fruit, A. Piutti and Dr. E. 
Comanducei, 87; Lithium Silicide, Henry Moissan, 95 ; 
Conditions of Formation and Stability of the Hydrides and 
Nitrides of the Alkaline Earths, Henri Gautier, 96 ; Synthesis 
of Menthone, Georges Leser, 96 ; Variation with Tempera- 
ture of the Surface-tensions and Densities of Liquid Oxygen, 
Nitrogen, Argon, and Carbon Monoxide, E. C. C. Baly and 
F. G. Donnan, 118; Comparison of Bromonitrocamphane 
with Bromonitrocamphor, Dr. M. O. Forster, 119; -2 : 4- 
Dibromo - 5 - nitro- and 2 : 4 - dibromo- 3:5 dinitrotoluenes 
and their Behaviour on Reduction, W. A. Davis, 119; 
Purification of Hydrochloric Acid from Arsenic, Dr. Thorne 
and E. H, Jeffers, 119 ; Radioactivity of Thorium Compounds, 
Prof. Rutherford and Mr. Soddy, 119; Radioactivity of 
Uranium, Mr. Soddy, 119: Redetermination of the Atomic 
Weight of Uranium, Prof. T. W. Richardsand Mr. Merigold, 
208 ; the Addition of Hydrogen to Ethylenic Hydrocarbons 
by the Method of Contact, Paul Sabatier and J. B. Senderens, 
119; Volumetric Estimation of Iodides in the Presence of 
Chlorides and Bromides, V. Thomas, 120; Method of 
Gradual Synthesis of Aldehydes, L. Bouveault and A. Wahl, 
120; the Laboratory Companion to Fats and Oils Industries, 
Dr. J. Lewkowitsch, 126; Commercial Fixation of Nitrogen, 
135; Synthesis of Hydrazoic Acid, 137; Antiseptic Pro- 
perties of Dilute Solutions of Acids, Dr. M. Bial, 137; Syn- 
thesis of Fatty Aldehydes, L. Bouveault and A. Wahl, 137; 
** Chemical” Theory of Petroleum Formation, Paul Sabatier 
and J. B. Senderens, 138 ; on a General Numerical Connection 
Between the Atomic Weights, C. A. Vincent, 143; Bio- 
chemical Action of Extract of Kidney on Certain Organic 
Compounds, E. Gérard, 144 ; Physical Properties of Hydrogen 
Telluride, MM. de Forcrand and Fonzes-Diacon, 144 ; 
Mechanism of the Chemical Variations in the Plant under the 
Influence of Sodium Nitrate, E. Charabot and A. Hebert, 
144; Constitution of the Ammoniacal Copper Salts, M. 
Bouzat, 144; Ammoniacal Copper Oxide, M. Bouzat, 168; 
Chemistry of Respiration in Bacteria, Dr. W. E. Adeney, 
167 ; the Influence of the Voltage in the Formation of Ozone, 
A. Chassy, 168; Preparation of the Anhydrous Chlorides of 
Samarium, Yttrium and Ytterbium, Camille Matignon, 168 ; 
Action of Monochloraceto Acetic Ester upon Diazo Benzene 
Chlorides, G. Favrel, 168 ; Elementary Inorganic Chemistry, 
James Walker, F.R.S., 170; Experimental Chemistry, 
Lyman C. Newell, 170; Elementary Experimental 
Chemistry, W. F. Watson, 170; the Manufacture and Uses 
of Sodium, James D. Darling, 189 ; Some Excessively Saline 
Indian Well Waters, Dr. J. W. Leather, 191; Influence of 
Solvents on the Rotation of Optically Active Compounds, 
Dr. T. S. Patterson, 191; Action of Sulphurous Acid upon 
Oxydase and on the Colouring Matter of Red Wine, 
A. Bouffard, 192 ; a New Isomerism in Asymmetric Nitrogen, 
E. Wedekind, 192; the Oxidation of Morphine by the Juice 
of Rossula deltca, J. Bougault, 192; Benzene-azobenzoic 
Aldehyde, P. Freundler, 192; Apparatus for Liquefying 
Hydrogen, Dr. Morris W. Travers, 204 ; Fusion of Carbon, 
Dr. A. Ludwig, 206 ; Decomposition of Oxalacetic Hydrazone 
in Aqueous and Acid Solutions, and a New Method of Deter- 
mining the Concentration of, Hydrogen Ions in Solutions, 
H. O. Jones, O. W. Richardson, 214; Constituents of 
Gambier and Acacia Catechus, A. G. Perkin and E. Yoshitake, 
214; Action of Ungerminated Barley Diastase on Starch, 
Dr. J. L. Baker, 214; Decomposition of Chlorates, W. H. 
Sodeau, 214; Phosphorus Tetroxide, C. A. West, 214; Com- 
binations of Hydrogen Sulphide with Anhydrous Aluminium 
Chloride, E. Baud, 216; Conditions under which Aluminium 
is Obtained by the Electrolytic Method, Messrs. Haber and 
Geipert, 424; Alloys of Cadmium and Magnesium, 
O. Boudouard, 216; Polymerisation and Heat of Formation 
of Oxide of Zinc, M. de Forcrand, 216 ; Pyromucic and Iso- 
pyromucic Acids, G. Chavanne, 216; New Glucoside 
Aucubine, M. Bourquelot and H. Hérissey, 216; Identity of 
the Acid Obtained by the Oxidation of Benzylidene-menthone 
with Potassium Permanganate with the Dihydrocamphoric 
Acid, G. Martine, 216 ; Decomposition of Mercurous Chloride 
by Dissolved Chlorides, T, W. Richards and E. H. Archibald, 
233 ; Lead Dioxide Produced Electrolytically from a Solution 
of an Alkali Chloride in which Litharge is Suspended, 233 ; 
Dinitro-f-anisidine, Prof. Meldola and J. V. Eyre, 238; 
Pinene Nitrocyanide, Prof. Tilden and Dr. H. Burrows, 238 ; 
Preparation of Pure Chlorine and its Behaviour Towards 
Hydrogen, J. W. Mellor and E. J. Russell, 238; Molecular 
Condition of Borax in Solution, H. S. Shelton, 238; 
Absorption Spectra of Phloroglucinol and its Trimethy] Ester, 
Messrs. Hartley, Dobbie and Lauder, 238; Melting Point of 
Pure Tribromophenolbromine, E. W. Lewis, 238 ; Amorphous 
Sulphur and its Relation to the Freezing Point of Liquid 
Sulphur, Prof. A. Smith, 239 ; Causes which Determine the 
Formation of Amorphous Sulphur, Prof. Alexander Smith, 
383 ; Dissociation of the Compound of Iodine and Thiourea, 
Dr. Hugh Marshall, 239; Chlorinating Properties of a Mix- 
ture of Hydrochloric Acid and Oxygen, Camille Matignon, 
240; Acidity of Pyrophosphoric Acid, H. Giran, 240; Di- 
benzoyl-hydrazobenzene, P. Freundler, 240; Manual 
of Agricultural Chemistry, Herbert Ingle, 245; Spring 
Waters from Petroleum Districts Contain no Sulphates, 
Prof. Hofer, 256; Liquid Hydride of Silicon, H. Moissan and 
S. Smiles, 263; New Properties of Amorphous Silicon, H. 
Moissan and S. Smiles, 263; Silicon not an Element, Th. 
Gross, 484 ; Combination of Silicon with Cobalt, P. Lebeau, 
572; Magnetic Properties of the Ferro Silicons, Ad. Jouve, 
264; Gummosis of the Sugar Cane, R. Greig Smith, 264 ; 
an Improved Machine for the Economical Production of 
Liquid Air, Georges Claude, 264 ; Constitution of the Aloins, 
N. E. Léger, 264; Action of Carbon Bisulphide on the 
Polyvalent Amino-alcohols, L. Maquenne and E. Roux, 264; 
the Atomic Weight of Iodine, Prof. Ladenburg, 281 ; 
Polonium, Dr. W. Marckwald, 281; Gaseous Antimony 
Hydride, A. Stock and W. Doht, 281 ; Electrolysis of Silver 
Nitrate, A. Leduc, 288 ; Oxidising Properties of Dinaphtho- 
pyranol, R. Fosse, 288 ; Condensation of Nitromethane with 
Aromatic Aldehydes, W. L. Bouveault and A. Wahl, 288 ; 
