494 HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 43, PICCADILLY, W. 



9S5i JONES (Chapman, F.C.S.) INTRODUCTION to the SCIENCE and PRACTICE of PHOTOGRAPHY; 

 2nd Edition, enlarged, with 46 diagrams, cr. 8vo. cl., Is 6d 1891 



9855 JONES (D. E.) EXAMPLES in PHYSICS, 2nd Edition, enlarged, with 18 diagrams, fcap. 8vo. cl., 

 Is Qd 1893 



9856 JONES (E.) REVIEW of FACTS and OBSERVATIONS, made by Naturalists, Botanists, Historians, 

 and Travellers, on the Properties and Productions of the SUGAR MAPLE TREE, the Process of 

 Extracting its Sap, CONVERTING it into SUGAR, etc. etc., 8vo. (pp. 72), sewn (scarce), Qs od 1832 



9857 JONES (Edward Thomas) ENGLISH SYSTEM of BOOK-KEEPING, by SINGLE or DOUBLE 

 ENTRY, in which it is IMPOSSIBLE for an ERROR of the most Trifling Amount to be Passed 

 Unnoticed, 4to. old calf (rare), 12s 6d Bristol. 1796 



The author claims to have invented a new system of book-keeping, which is described in the above work. Added is a 

 ' license' to practise it, numbered and filled up by the author. 



9S58 JONES (Harry Clary, Johns Hopkins Univ.) The ATOMIC WEIGHT of RADIUM and the 

 PERIODIC SYSTEM, 8vo. (pp. 5), sewn, Is [Baltimore, 1905] 



9859 "fiber die BESTIMMUNG des GEFRIERPUNKTES von VERDUNNTEN LOSUNGEN einiger 



Sauren, Alkalien, Salze und organischen Verbindungen ; with 4 diagrams, 8vo. (pp. 34), sewn, with 

 inscr. to Sir E. Thorpe, Is 6d Leipzig, 1893 



9360 The DISSOCIATION of COMPOUNDS in WATER as measured by the Lowering ' of the 



Freeziug-Point, and some Investigations with Organic Compounds, with 6 folding plates, 8vo. 

 (pp. 33), sewn, with inscr. to Sir E. Thorpe, 2s 1893 



9861 The INTRODUCTION of PHYSICAL CHEMICAL CONCEPTIONS in the EARLY STAGES of 



TEACHING CHEMISTRY, roy. 8vo. (pp. 16), sewn, \s 6d [New York, 1912] 



9S62 The NATURE of SOLUTION, with 6 plates, 8vo. (pp. 22), sewn, Is Qd [Philadelphia], 1912 



9863 The PRESENT STATUS of the SOLVATE THEORY, roy. 8vo. (pp. 57), sewn, 2s 



[Baltimore, 1909] 



9864 The THEORY of ELECTROLYTIC DISSOCIATION, and some of its Applications, with 



9 illustrations, 8vo. cl., 4s Qd (p. Is nett) New York, 1900 



9865 , and John A. ANDERSON: The ABSORPTION SPECTRA of NEODYMIUM CHLORIDE 



and PRASEODYMIUM CHLORIDE in Water, Methyl and Ethyl Alcohol, and their Mixtures, 6 plates, 

 roy. 8vo. (pp. 22), sewn, Is Qd [Philadelphia], 1908 



9866 The ABSORPTION SPECTRA of SOLUTIONS of a Number of SALTS in Water, in 



certain non-Aqueous Solvents, and in Mixtures of these Solvents with Water, with 25 plates, roy. 

 8vo. (pp. 94), sewn, 2s 6d [Baltimore], 1909 



9367 , and H. P. BASSETT : The APPROXIMATE COMPOSITION of the HYDRATES formed by 



certain Electrolytes in Aqueous Solutions at different Concentrations, 11 diagrams, roy. 8vo. 

 (pp. 53), sewn, Is Qd [ib.] , 1905 



9863 DETERMINATION of the RELATIVE VELOCITIES of the IONS of SILVER NITRATE 



in Mixtures of the Alcohols and Water, and on the Conductivity of such Mixtures, 2 plates and 

 5 diagrams, roy. 8vo. (pp. 37), sewn, Is 6d [ib.], 1904 



9369 , and Eugene C. BINGHAM: The CONDUCTIVITY; and VISCOSITY of SOLUTIONS of 



certain SALTS in Mixtures of Acetone with Methyl Alcohol, with ETHYL ALCOHOL, and WATER, 

 22 diagrams, roy. 8vo. (pp. 74), sewn, 2s [ib.], 1905 



9S70 -, and Charles G. CARROLL : A STUDY of the CONDUCTIVITIES of certain ELECTRO- 

 LYTES in Water, Methyl and Ethyl Alcohols, and their MIXTURES. Relation between CON- 

 DUCTIVITY and VISCOSITY, 7 diagrams, roy. 8vo. (pp. 63), sewn, 2s [ib.], 1904 



9371 , and C. A. JACOBSON : The CONDUCTIVITY and IONIZATION of ELECTROLYTES in 



Aqueous Solutions as conditioned by Temperature, Dilution, and Hydrolysis, 5 diagrams, roy. 

 8vo. (pp. 56), sewn, 2s [ib.] , 1908 



9372 , and James Newton PEARCE : DISSOCIATION as MEASURED by FREEZING-POINT 



LOWERING and by CONDUCTIVITY bearing on the Hydrate Theory. The APPROXIMATE 

 COMPOSITION of the HYDRATES formed by a Number of Electrolytes, 10 diagrams, roy. 8vo. 

 (pp. 61), sewn, 2s [ib.], 1907 



9373 , and Charles M. STINE : The EFFECT of one SALT on the HYDRATING POWER of 



another present in the same Solution, 21 diagrams, roy. 8vo. (pp. 90), sewn, 2s [*6.],il908 



9374 , and W. W. STRONG: The ABSORPTION SPECTRA of certain SALTS of COBALT, 



ERBIUM, NEODYMIUM, and URANIUM, as affected by Temperature and by Chemical Reagents, 

 with 24 plates, 2 parts roy. 8vo. (pp. 83), sewn, 3s 6d [ib.], 1911 



9375 The ABSORPTION SPECTRA of comparatively RARE SALTS. The SPECTRO- 



PHOTOGRAPHY of certain CHEMICAL REACTIONS, and the EFFECT of HIGH TEMPERATURE on the 

 ABSORPTION SPECTRA of NON-AQUEOUS SOLUTIONS, 24 plates, roy. 8vo. (pp. 179), sewn, 3s 



[ib.], 1912 

 El 



9376 The ABSORPTION SPECTRA of various SALTS in SOLUTION, and the EFFECTS of 



TEMPERATURE on such SPECTRA, 23 plates, roy. 8vo. (pp. 128), sewn, 3s [ib.], 1910 



9877 SELECTIVE OXIDATION, roy. 8vo. (pp. 3), sewn, Is [ib.], 1910 



9 V78 , and Horace S. UHLER : The ABSORPTION SPECTRA of certain SALTS in AQUEOUS 



SOLUTION as affected by the Presence of certain other Salts with large hydrating Power, with 21 

 plates, roy. 8vo. (pp. 119), sewn, 3s [ib.], 1907 



9879 The ABSORPTION SPECTRA of certain SALTS in NON- AQUEOUS SOLUTIONS, as 



affected by the Addition of Water, 14 plates, roy. 8vo. (pp. 31), sewn, 2s [ib.], 1907 



S8SO - , and Augustus P. WEST : STUDY of the TEMPERATURE COEFFICIENTS of CON- 

 DUCTIVITY in AQUEOUS SOLUTIONS and on the EFFECT of TEMPERATURE on DISSOCIATION, roy. 

 8vo. (pp. 65), sewn, 2s [ib.] , 1905 



