110 HENRY SOTHERAN CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 



2185 JOPLING (Joseph, C.E.) DESCRIPTIONS of JOPLING'S DOUBLE CRANKS, Directions for 

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Added is a testimonial signed by some well-known mathematicians and engineers, declaring the apparatus ' most 

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 which have been the subject of mathematical research, and numerous others, which cannot fail to be of great utility in 

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2186 JORDAN (Camille) COURS d' ANALYSE de I'ECOLE POLYTECHNIQUE, Tomes I-II (Calcul 

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[JORDAN (G. W.)] The OBSERVATIONS of NEWTON concerning the INFLECTIONS of LIGHT 

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2187 JORDAN (Wilhelm) GRUNDZUGE der ASTRONOMISCHEN ZEIT- und ORTSBESTIMMUNG ; with 

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2188 JORDAN (William Leigrhton, F.R.G.S.) The ELEMENTS; an Investigation of the FORCES 

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In this work the author formulates a curious theory of counter-attraction ' which does not supplant the Newtonian 

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 former is attraction proceeding from solar gravitation, and the latter attraction proceeding from astral gravitation'. 

 Preface. 



2189 LECTURE on the WINDS, OCEAN CURRENTS, and TIDES, and what they tell us of the 

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2190 - The NEW PRINCIPLES of NATURAL PHILOSOPHY: a Defence and Extension of the 

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Elaborating the curious views held by the author, and containing much controversial matter. 



2191 The OCEAN : a Treatise on Ocean Currents and Tides, and their Causes, demonstrating 



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 (p. 1. Is) 1885 



2192 TREATISE on the ACTION of Vis INERTIAE in the OCEAN, with 3 coloured charts, and 



9 plates, Svo. cl. (out of print), Qs (p. 14s) 

 2193 JO'RGENSEN (Alfred) The MICRO-ORGANISMS of FERMENTATION practically considered, cd. 



from the German by G. HARRIS MORRIS, and annotated by Author and Editor, with Preface by 



HORACE T. BROWN, 36 woodcuts, Svo. cl., 2sQd 18S9 



219i THIRD EDITION, largely re-written and completely revised, trans, by A. K. MILLER and 



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2195 JOULE (James Pressott, F.R.S.) SCIENTIFIC PAPERS, published by the Physical Society of 

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1884-7 



Including the author's important papers on thermo-electricity, his discovery of the conservation of energy, and the 

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2196 JOURNAL de I'ECOLE POLYTECHNIQUE, ou BULLETIN du TRAVAIL fait a, I'^COLE 

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This important journal (originally named Journal Poll/technique) contains important contributions on all the subjects 

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2197 de MATHEMATIQUES KLEMENTAIRES et SPECIALES, public sous la Direction de 



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2198 de MATHEMATIQUES PURES et APPLIQUEES, ou Recueil mensuel de Memoires sur les 



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1848-63 



2199 JOURNAL (The) of SCIENCE and the ARTS, edited at the ROYAL INSTITUTION of GT. BRITAIN 

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A complete set r f the original series, which was followed by the 'Journal of the Royal Institution ' and preceded the 

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It contains important, contributions by the Editor, Sir Humphrey Davy, Charles Babbage, John Frederic Daniell, Sir 

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22CO (QUARTERLY) of SCIENCE, edited by JAMES SAMUELSON and SIR WILLIAM CROOKES, 



F.R.S., COMPLETE from the beginning in 1864 to 1880 (Series I, v. 1 to Series III, v. 2), with plates, 

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