Natute, 

 June 13, 1901. 



Index 



XI 



Pozzolana, O. Rebuffat, 64 ; Action of Solutions on Algce, 

 N. Ono, 66 ; Action of Solutions on Infusoria, Prof. A. 

 Yasuda. 66 ; Phyllorubine, L. Marchlewski, 66 ; Methazonic 

 Acid, W. R. Dunstan and E. Goulding, 75 ; Hexachlorides 

 of Benzonitrile, Benzamide and Benzoic Acid, F. E. Matthews, 

 75 ; Influence of Solvents on Rotation of Optically Active 

 Compounds, I., T. S. Patterson, 75; Action of Heat on 

 Ethyl Sulphuric Acid, W. Ramsay and G. Rudorf, 75 ; Nitro- 

 derivatives of Fluorescein, J. T. Hewitt and B. W, Perkins, 

 75 ; Derivatives of Ethyl o-methyl-;8-phenylcyanglutarate, 

 W. Carter and W. T. Lawrence, 75 ; Rhamnazin and 

 Rhamnatin, A. G. Perkin and J. R. Allison, 75 ; Genistein, 

 II , A. G. Perkin and E. J. Wilkinsin, 75 ; Dissociation 

 Constants of Alkyl-substituted Succinic Acids, W. A. Bone 

 and C. H. G. Sprankling, 75 ; Velocity of Reaction between 

 Ethyl Alcohol and Hydrochloric Acid, T. S. Price, 75; Nitro- 

 derivatives of Ethyl Dimethylacrylate, L. Bouveault and A. 

 Wahl, 75 ; Chemical Society, 75, 123, 291, 339, 433, 529, 626 ; 

 Presidential Address, Dr. T. E. Thorpe, 545 ; the Letters of 

 Jons Jacob Berzelius and Christian Friedrich Schonbein 

 1836-1847, Georg W. A. Kahlbaum, Francis V. Darbishire, 

 N. V. Sidgwick, Prof. R. Meldola, F.R.S., 77 ; Solubility 

 of Potters' Lead Fritts, W. Jackson and E. M. Rich, 98 ; 

 Chemical Activity under Silent Electrical Discharge, Daniel 

 Berthelot, 99 ; Evolution of Terpene Derivatives in Gera- 

 nium, Eugene Charabot, icxD ; Trichlorobenzoic Acid, F. E. 

 Matthews, 123 ; Oxidation of Benzalthiosemicarbazone, G. 

 Young and W. Eyre, 123 ; the Nitration of Benzeneazo- 

 salicylic Acid, J. T. Hewitt and J. J. Fox, 123; Gases pro- 

 duced by Bacteria from certain Media, W. C. C. Pakes and 

 W. H. Jollyman, 123 ; Bases in Scottish Shale Oil, 

 F. C. Garrett and J. A. Smythe, 123 ; Blue Chlorophylline, 

 M. Tsvett, 124; the possible variation of the Valency of 

 Carbon, M. Gomberg, 142 ; New method of estimating 

 Arsenic, O. Ducru, 147 ; General Method of Separation of 

 Metals of Platinum Group, E. Leidee, 147 ; Cadmium 

 Selenide, M. Fonzes Diacon, 147 ; Action of Nitric Acid 

 on Tribromoguaiacol, H. Cousin, 147 ; Seminase in Seeds 

 containing Horny Albumen, Em. Bourquelot and H. Herissey, 

 147 ; Argon and its Companions, Prof. William Ramsay, 

 F.R.S., Dr. Morris, W. Travers, 164; New Syntheses of 

 Some Diureides, W. Traube, 167 ; Chemical Composition of 

 Turquoise, S. L. Penfield, 169 ; Volumetric Estimation of 

 Copper Oxalate, C. A. Peters, 169 ; Study of Carbide of 

 Samarium, Henri Moissan, 171 ; Comparative products of 

 Combustion of different Lighting Apparatus, N. Grehant, 171 ; 

 Iron Thiocarbonate in Rhone Water, H. Causse, 171 ; 

 Simultaneous Production of Two Nitrogen Products in 

 Vesuvius Crater, R. V. Matteucci, 171 ; Constituent of 

 Peppermint Odour in Eucalyptus Oil, H. G. Smith, 

 172 ; Geraniol in Eucalyptus Oil, H. G. Smith, 267 ; 

 New Aromatic Aldehyde in Eucalyptus Oils, H. G. 

 Smith, 579 ; Lehrbuch der anorganischen Chemie, Prof, 

 Dr. H. Erdman, 178 ; Chemical Products and Appliances 

 at the Paris International Exhibition, Prof. R. Meldola, 

 F.R.S., 179; Death of Sir John Conroy, F.R.S., 186; 

 Potassium Mercury and Sodium Mercury and Sodium 

 with Cadmium, Lead and Bismuth Alloys, N. S. 

 Kournakow, 188 ; Quinone, the active principle of 

 venom of lulus Terrestris, MM. Behal and Phisalix, 

 196 ; Natural and Artificial Perfumes, 212 ; Chemie der 

 Eiweisskorper, Dr. Otto Cohnheim, Dr. J. A. Milroy, 

 224; the Alleged Decadence of German Chemistry, 231; 

 the Active Agent in Fermentation, E. Buchner, 240 ; 

 Combination of Silver with Oxygen, Daniel Berthelot, 243 ; 

 Silver and Carbon Monoxide, Daniel Berthelot, 243 ; 

 Glycolysis of different Sugars, P. Portiere, 244 ; the Elements 

 of Inorganic Chemistry, W. A. Shenstone, F.R.S., 249; 

 Einfiihrung in die Stochiometrie, Joachim Biehringer, 250 ; 

 Place of Indium in Classification of Elements, C. Chabrie 

 and E. Rengade, 267 ; Indium, C. Chabrie and E. Rengade, 

 460 ; Methyl Alcohol in fermented Fruit Juice, Jules Wolff, 

 267 ; Ammonium Amalgam, Herrn Coehn and Dannenberg, 

 285 ; Chemical Analysis of Glaucophane Schists, H. S. 

 Washington, 290 ; Nitration of Tolueneazophenols, J. T. 

 Hewitt and J. H. Lindfield, 291 ; Bromination of Ortho- 

 Oxyazo Compounds, J. T. Hewitt and H. A. Phillips, 291 ; 

 Use of Pyridine for Molecular Weight Demonstrations by 

 Ebullioscopic Methods, W. R. Innes, 291 ; Influence of 

 Methyl Group on Ring formation, A. W. Gilbody and C. H. G. 



Sprankling, 291 ; Action of Nitrous Acid on /3-Nitroso-a- 

 naphthylamine, A. Harden and J. Okell, 291; 1:2:4- 

 metaxylidine-6-Sulphonic Acid, H. E. Armstrong and 

 L. P. Wilson, 291 ; New Phosphide of Tungsten, Ed. 

 Defacqz, 292 ; Sodium Peroxide, G. F. Jaubert, 292 ; Com- 

 position of Hydride and Nitride of Thorium, C. Matignon 

 and M. Delepine, 292 ; New General Method for preparation 

 of Ketones and Ketonic Acids, E. E. Blaise, 292 ; Action of 

 Methyl-acetylacetone and Ethyl -acetylacetone on Diazoic 

 Chlorides, G. Favrel, 292 ; Gaseous Products disengaged by 

 Heat from Granites, Armand Gautier, 316 ; Combinations of 

 Chlorides of Phosphorus with Boron Bromide, M. Tarible, 

 316 ; the new mode of preparing Hydrated Sodium Peroxide, 

 G. F. Jaubert, 316 ; Charles Gerhardt : sa Vie, son Oeuvre, 

 sa Correspondance, 1816-1856, Edouard Grimaux, Charles 

 Gerhardt, 318; A School Chemistry, Dr. John Waddell, 

 323 ; Preparation of Iodic Acid, A. Scott and W. Arbuckle, 

 339 ; Preparation of Esters from other Esters of same Acid, 

 T. S. Patterson and C. Dickinson, 339; Tecomin, T. H. 

 Lee, 339 ; New Method for Measurement of Ionic Velocities 

 in Aqueous Solution, B. D. Steele, 339 ; Liquefaction of 

 Gaseous Mixtures, F. Caubet, 339 ; Combinations of Ammonia 

 with Aluminium Chloride, 339 ; the Isolation of Yttria, 

 Ytterbium and New Erbium, G. and E. Urbain, 339 ; 

 Arsenide and Chloro-Arsenide of Tungsten, Ed. Defacqz, 

 340 ; Nitrofurfurane, R. Marquis, 340 ; New Organometallic 

 Compounds of Mercury, A. and L. Lumiere and M. Chevrotier, 

 340 ; Mechanism of Diastase Reaction, M. Hanriot, 340 ; 

 Propylbenzene, F. Bodioux, 340 ; R6le of Chlorophyll 

 Function in Terpenic Evolution, Eug. Charabot, 340; 

 Lectures on Theoretical and Physical Chemistry, J. H. van't 

 Hoff, 343 ; Le9ons de Chimie Physique, J. H. van 't Hoff, 

 343 ; Thermochemical Relations, Dr. Carlo del Lungo, 348 ; 

 Thermo-chemistry of Copper-Zinc Alloys, T. J. Baker, 363 ; 

 Thermochemical Relations, Prof. Spencer Pickering, F.R.S., 

 394 ; Laboratory Companion for use with Shenstone's In- 

 organic Chemistry, W. A. Shenstone, F.R.S., 346; Reduced 

 Nickel Active Catalytic Agent, MM. Sabatier and Senderens, 

 354 ; Birotation of a'-glucose, Dr. Y. Osaka, 354 ; Model 

 showing arrangement for Chemical Atoms of Calcite. W. 

 Barlow, 363 ; Action of Boron Bromides on Iodides of Phos- 

 phorus and Halogen Compounds of Arsenic and Antimony, 

 M. Tarible, 363 ; Action of CEnanthylic Alcohol on its Sodium 

 Derivatives, Marcel Guerbet, 363; Manna of Olive, M. Trabut, 

 364 ; an Elementary Treatise on Qualitative Chemical Analysis, 

 Prof. T. F. Sellers, 369 ; Analytical Tables for Complex In- 

 organic Mixtures, F. E. Thompson, 370 ; the Profession of an 

 Industrial Chemist, Dr. J. Lewkowitsch, 383 ; Proteid Re- 

 action of Adamkiewicz and Chemistry of Glyoxylic Acid, 

 F. G. Hopkins, 386 ; Allotropic States of Silver, Daniel 

 Berthelot, 387 ; Borates of Magnesium and Alkaline Earth 

 Metals, L. Ouvrard, 387 ; Electrolysis of Oxy-acids, L'Abbe 

 J. Hamonet, 387 ; Saccharifying Action of Wheat-Germs, M. 

 Lindet, 387 ; Generation of Hydrocarbons by Metallic Car- 

 bides, Daniel Berthelot, 411 ; Formation and Decomposition 

 of Acetals, Marcel Delepine, 411 ; Action of Esters of Mono- 

 basic Fatty Acids on Mixed Organo- Magnesium Compounds, 

 V. Grignard, 412 ; Ketone from Wood Tar, A. Behal, 412 ; 

 Synthesis of Fumaric Acid, O. Doebner, 426 ; Sulphuryl 

 Fluoride, H. Moissan and M. Lebeau, 426 ; Action of Hy- 

 drogen Bromide on Carbo- Hydrates, H. J. H. Fenton and 

 M. Gostling, 433 ; Method for comparing Affinity- values of 

 Acids, H. J. H. Fenton and H. O. Jones, 433 ; Organic 

 Derivatives of Phosphoryl Chloride, R. M. Cavm, 433 ; o- 

 Hydroxycamphorcarbolic Acid, A. Lapworth and E. M. 

 Chapman, 433 ; Bacterial Decomposition of Formic Acid, 

 W. C. C. Pakes and W. H. Jollyman, 433 ; New Method of 

 preparing Diacetamide, A. W. Titherley, 433 ; Organic 

 Derivatives of Silicon, F. S. Kipping and L. L. Lloyd, 433 ; 

 Isomeric Hydrindamine Camphor-ir-Sulphonates, F. S. 

 Kipping, 433 ; Tetramethylene Carbinol, W. H. Perkin, 

 Jun., 433 ; New Alcohol from Limonene, P. Cazeneuve, 435 ; 

 Transformation of Dimethylacrylic Acid into Dimethylpyruvic 

 Acid, MM. Bouveault and A. Wahl, 435 ; Reserve Hydro- 

 carbon in Tubercles of Arrhenathererum bulbosum,Y . Harlay, 

 435 ; certain conditions of Reversibility, A. Colson, 460 ; 

 Action of Organo-metallic derivatives on Alkyl Esters, A. 

 Behal, 460 ; Diastatic Actions of Colloidal Platinum, 460 ; 

 Ausgewahlte Methoden der Analytischen Chemie, Prof. Dr. 

 A. Classen, 463 ; Syntheses with Magnesium Compounds, 



