Preliminary Report on the Magnetic Survey of South Africa, 1906, 3d. 



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Catalogue of Destructive Earthquakes. A.D. 7 to A.D. 1899, bv Dr. J. Milne, F.R.S., 



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 Bibliography of Spectroscopy, in continuation of 1894 Report. 1898. Is. 6<1. ; 1901, 



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Note sur rUnite de Pression, par le Dr. C. E. Guillaume, 1901, 3d. 



Note on the Variation of the Specific Heat of Water, by Prof. H. L. Callendar, 1901 , 

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On Threefold Emission Spectra of Solid Aromatic Compounds, by Prof. E. Goldstein, 



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Anode Rays and their Spectra, by Dr. Otto Reichenheim, 1909, 3d. 



The Principle of Relativity, by E. Cunningham, 1911, 3d. 



Report on the Determination of Gravity at Sea, 1916. Is. 6d. ; 1919. Is. 6d. 



The History and Present State of the Theory of Integral Equations, by H. Bateman, 



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Wave-lengths, 1899, Is. ; 1900, with Index to Tables from l884to 1900, Is. ; 1901, Is. 

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Absorption Spectra and Chemical Constitution of Organic Compounds, 



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The Relative Progress of the Coal-tar Industry in England and Germany during the 

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The Methods for the Determination of Hydrolytic Dissociation of Salt Solutions, 

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The Application of the Equilibrium Law to the Separation of Crystals from Complex 

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Our Present Knowledge of Aromatic Diazo-compounds, by Dr. Gilbert Thomas 

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The Present Position of the Chemistry of Rubber, by S. S. Pickles, 1906, 6d. 



The Present Position of the Chemistry of Gums, by H. Robinson, 1906, 3d. 



The Sensitiveness of Indicators, by H. T. Tizard, 191 1, 3d. 



Diffusion in Solids, by Dr. C. H. Desch, 1912, 3d. 



Solubility, by J. Vargas Eyre, Ph.D. Part I., 1910, Is. ; Part II., 1913, Is. 



Fuel Economy, 1916, 6(/. ; 1919, 6d. 



The Structure of Molecules (Discussion). (B.A. Reprints, n.s.. No. 2), 1921, 9d. 



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Changes in the Sea Coast, 1903, Is. 



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