Nature, ] 
December 14, 1899 
Index Xi 
Benzenes, A. Mouneyrat and Ch. Pouret, 636; Action of 
Bromine on Isobutyl Bromide in presence of Anhydrous 
Aluminium Bromide and Aluminium Chloride, A. Mouneyrat, 
336; Magnesium Phosphide, H. Gautier, 72 ; Hydrogenation 
of Acetylene in presence of Nickel, Paul Sabatier and J. B. 
Senderens, 72; Metallic Derivatives of Acetylene, MM. 
Berthelot and Delépine, 408 ; Velocity of Detonations of Acety- 
lene, Daniel Berthelot and H. Le Chatelier, 456; Qualitative 
Chemical Analysis, Chapman Jones, 76; Practical Inorganic 
Chemistry for Advanced Students, Chapman Jones, 76; 
Advanced Inorganic Chemistry, G. H. Bailey, 76; The 
Spirit of Inorganic Chemistry, Arthur Lachman, 73; Ele- 
mentary Physics and Chemistry, Prof. R. A. Gregory and A. 
T. Simmons, 78; Simple Verification of Archimzedean 
Principle for Gases, P. Métral, 87 ; Amount and Causes of 
Variation of Carbonic Anhydride of Atmosphere, Prof. Letts 
and R. F. Blake, 94 ; Tungsten Pentabromide, Ed. Defacqz, 
95; Mixed Halogen Salts of Lead, V. Thomas, 95; Activity 
of Manganese relatively to Phosphorescence of Strontium 
Sulphide, J. R. Mourelo, 95; Pectins, E. Bourquelot, 95 ; 
the Arithmetic of Chemistry, John Waddell, 100 ; Wiede- 
mann’s Annalen, 117, 212, 383, 456, 540, 635; Experiments 
with Endothermic Gases, W. G. Mixter, 117 ; Hypothetical 
Explanation of Partial Non-Explosive Combination of 
Explosive Gases and Gaseous Mixtures, W. G. Mixter, 117; 
Volatilisation of Iron Chlorides in Analysis and Separation 
of Oxides of Iron and Aluminium, F. A. Gooch and F. S, 
Havens, 117; Viscosity of Gases, P. Breitenbach, 117; 
Radius of Molecular Action, W. Mueller-Erzbach, 117; 
Corydaline (vi.), J. J. Dobbie and A. Lauder, 118 ; Action 
of Ethylene and Trimethylene Dibromides on Sodium 
Derivative of Ethylic Cyanacetate, H. C. H. Carpenter and 
W. H. Perkin, jun., 118; New Aldehyde Compounds of 
Camphor, A. Haller, 119 ; Di-Isoamylacetic Acid, H. Four- 
nier, 119; Fluorine in Mineral Waters, Charles Lepierre, 
120; Molecular Refractions, Dispersion and _ Specific 
Rotatory Power of Combinations of Camphor with Aro- 
matic Aldehydes, A. Haller and P. T. Miiller, 167; 
Hydrosulphides, Sulphides and Polysulphides of Potassium 
and Sodium, W. P. Bloxam, 167 ; Dimethyl-pyrone Chloride, 
J. R. Collier and T. Tickle, 167 ; Symmetrical Di-isopro- 
pylsuccinic Acids, W. A. Bone and C. H. G. Sprankling, 
167 ;. Active and Inactive Phenylalkyloxyacetic Acids, A. 
McKenzie, 167; Chemical Composition of Oleo-resin of 
Dacryodes hexandra, A. More, 167 ; Constitution of Tri- 
ethyl Orcintricarboxylate determined, D. S. Jerdan, 167; 
Series of substituted Nitrogen Chlorides, F. D. Chattaway 
and K. J. P. Orton, 167; Use of Potassium Chlorate in 
Explosives of Ammonium Nitrate Class. H. Le Chatelier, 
168; Analysis of Croizat Spring Water, F. Parmentier, 
168; Diazo-Compounds, New Method of carrying out 
Reaction, Dr. L. Gattermann, 186; Copper reduced at Low 
Temperature, A. Colson, 192; Mixed Anhydrides of Formic 
Acid, A. Béhal, 192; the Preparation of Hederine, M. 
Houdas, 192 ; Iodine in Royat Mineral Waters, A. Duboin, 
192; Outlines of Physical Chemistry, A. Reychler, 197; 
School Laboratory Plans, Hugh Richardson, 199; A. 
E. Munby, 222, 292; T. S. Dymond, 245; Isomeric 
Salts of Hydrindamine containing Pentavalent Nitrogen, 
F. S. Kipping, 214 ; Organic Compound containing Silicon, 
F. S. Kipping and L. L. Lloyd, 214; Laws governing 
Substitution in Benzenoid Compounds, H. E. Armstrong, 
214; the Decomposition of Chlorates, W. Sodeau, 214; 
Colouring Matter of Cotton Flowers, A. G. Perkin, 214 ; the 
Synthesis of Camphoric Acid, H. A. Auden, W. H. Perkin, 
jun., and J. L. Rose, 214; Dextro-ac-Tetrahydro-6-Naph- 
thylamine, W. J. Pope, 214; Resolution of Racemic Tetra- 
hydroparatoluquinaldine into optically-active Constituents, 
W. J. Pope and E. M. Rich, 214; Vapours emitted by Two 
Varieties of Mercuric Iodide, D. Gernez, 216; Decomposi- 
tion of Carbonic Oxide in Presence of Metallic Oxi les, O. 
Boudouard, 216; Decomposition of Carbonic Anhydride in 
Presence of Carbon, O. Boudouard, 216; a Lower Homo- 
logue of Citric Acid, Augustin Durand, 216; Crystallisation 
of Blood-Albumin, S. Gruzewska, 216 ; Practical Dictionary 
of Electrical Engineering and Chemistry in German, English 
and Spanish, Paul Heyne, Dr. E. Sanchez-Rosal, 221; 
Chemical Composition of Tetrahedrite, G. T. Prior and L. J. 
Spencer, 238; Preparation of Fluorine by Electrolysis in 
Copper Apparatus, Henri Moissan, 239 ; Action of Gases on 
Caoutchouc, M. d’Arsonval, 239; Temperature of Maximum 
Density of Aqueous Solutions of Alkali Chlorides, L. C. de 
Coppet, 240; Constitution of Oxides of Rare Metals, G. 
Wyrouboff and A. Verneuil, 240; Action of Ferric Chloride 
on Paradibromobenzene, V. Thomas, 240; Preparation of 
Phenylic Chlorocarbonates, Et Barraland Albert Morel, 240; 
Cerine and Friedeline, C. Istrati and A. Ostrogovich, 240 ; 
New Reactions of Indolic Bases and Albuminoid Compounds, 
Julius Gnezda, 240; Different Structural Forms of Diacetyl- 
succinic Ester, Prof. Knorr, 259; Condition of Dissolved 
Substances in Non-aqueous Solutions, A. F. Walden, 259 ; 
Variation of Iodine Compounds in Sea-water from different 
Depths, Armand Gautier, 264; Volumetric Estimation of 
Zinc, M. Pouget, 264 ; Preparation of Arsenides of Strontium, 
Barium and Lithium, P. Lebeau, 264; Methylic, Ethylic and 
Amylic Oxymethylene Cyanacetates, E. G. de Bollemont, 
264; Use of Tetrachlorohydroquinone for Characterisation 
and Separation of Fatty Acids, L. Bouveault, 264; Soluble 
Animal Ferment reductive of Nitrates, E. Abelous and E. 
Gérard, 264; Reducing Power of Urine, H. Helier, 264; 
an Introduction to the Carbon Compounds, R. H. Adie, 
271; Argon and its Combinations, Daniel Berthelot, 288 ; 
Reaction of Argon and Nitrogen with Mercury Alkyls, Daniel 
Berthelot, 408 ; Action of Nitric Oxide on Chromous Salts, 
M. Chesnau, 288; Metallic Sulphantimonites, M. Pouget, 288 ; 
an Oxyptomaine, O. de Coninck, 288; New Method for 
Acidmetric Estimation of Alkaloids, E. Faliéres, 288 ; Ben- 
zoyl-furfurane, R. Marquis, 288 ; the Egols, New General Anti- 
septics, E. Gautrelet, 288; Echidnase, C. Phisalix, 288; 
Lehrbuch der Anorganischen Chemie, Prof. Dr. H. 
Erdmann, 289; Tables . for Quantitative Metallurgical 
Analysis for Laboratory Use, J. James Morgan, 291; the 
Absorption of Nitrogen by Metals, Dr. Hempel, 297 ; Re- 
ducing Power of Extracts of Animal Organs, E. Abelous and 
E. Gérard, 312; Influence of Water on Ether-Formation, 
Prof. L. de Bruyn and Dr. A. Steger, 312 ; Photographic 
Researchés on Phosphorescent Spectra : on Victorium, a New 
Element associated with Yttrium, Sir William Crookes, 
F.R.S., 317; the Purification of Iridium, E. Leidié, 336 ; 
Double Nitrite of Ruthenium and Potassium, L. Brizard, 
236; Oxidation of Propylglycol by Bromine Water, André 
Kling, 336; Dichlor-3°4-Butanoic Acid, R. Lespieau, 336 ; 
Analysis of Waters of Salt Lake of Urmi, R. F. Giinther and 
J. J. Manley, 359; Action of Magnesium on Saline Solu- 
tions, G. Lemoine, 360; Dissolution of Mercurdiammonium 
Iodide, Maurice Francois, 360; ‘Change in Flour Gluten 
with Age, M. Balland, 360; Physique et Chimie Viticoles, 
A. de Saporta, 364; Obituary Notice of Sir Edward Frank- 
land, K.C.B., F.R.S., 372; Ammoniacal Silver Nitrate, 
Messieurs Daniel Berthelot and Delépine, 384; Action of 
Chlorine on Mixture of Silicon, Silica and Aluminium, Emile 
Vigouroux, 384; the Estimation of Mannose, E. Bourquelot 
and H. Hérissey, 384 ; Production of Mannose during Ger- 
mination of Carob Seed, E. Bourquelot and H. Heérissey, 636 ; 
Properties of Dioxyacetone, Gabriel Bertrand, 384; Vari- 
ations in Production of Glycerol during Alcoholic Ferment- 
ation of Sugar, J. Laborde, 384; a Short History 
of the Progress of Scientific Chemistry in our own 
Times, Prof. W. A. Tilden, 387; Death of . Prof. 
Bunsen, 398; Obituary Notice of, Sir Henry E. 
Roscoe, F.R.S., 424; the Black Pottery Earths, H. Le 
Chatelier, 408 ; Action of Sodammonium and Potassammonium 
on Tellurium and Sulphur, C. Hugot, 408 ; Composition of 
Carob-seed Albumen, E. Bourquelot and H. Heérissey, 408 ; 
Estimation of Free Phosphorus in Oils and Fats, E. Louise, 
408 ; Chemistry for Continuation Schools, R. L. Taylor, 411 ; 
Constitution of Tourmaline, F. W. Clarke, 455; Determin- 
ation of Tellurous Acid in presence of Halvid Salts, F. A. 
Gooch and C. A. Peters, 455; Iodometric Method for 
Estimation of Boric Acid, L. C. Jones, 456; Recommend- 
ations of Committee of American Chemical Society as to 
Chemical Measurements, 484 ; the Definition of the Element, 
Prof. F. P. Venable, 515 ; Explosion of Aluminium Iodide, 
Prof. P. L. Narasu, 520; the Blue Steam-Jet, A. Bock, 
540; Trimethylene, Daniel Berthelot, 504 ; Electro-Chemical 
Fire-Alarm, 575 ; Two Chloro-bromides of Tungsten, E. 
Defacqz, 588 ; Copper Hypophosphite and its Decomposition 
by Precipitated Palladium, R. Engel, 588; Death of H. J. 
Kastner, 595; the Stereochemistry of Nitrogen, J. A. Le 
Bel, 612; the Reversible Liquefaction of Albuminoids, M. 
