HENRY SOTHERAN & CO., 140, STRAND, W.C, and 43, PICCADILLY, W. 487 



9391 JACKSON ([CoL Julian, hie] J. R. ; Bengal Artillery ; Russian General Staff; F.R.S.> 

 Minerals and their Uses, in a Series of Letters to a Lady, with coloured front. ^ fcap. 8vo. rZ., 

 Zs lfe4» 



9695 JACKSON (Lowis d'Aguilar, c.E.) Accented Four-Figure Logarithms, and other Tables, 

 8yo. cL, 4* (p. 95) 1881 



9696 Aid to Survey-Practice, for Reference in Surveying, Levelling and Settine-ont ; and 



in Route-Surveys of Travellers by Land and Sea, with 21 plates^ and 42 woodcuts^ thick large cr. 

 8vo. cL, As (p. 125 6rf) 1880 



9697 Hydraulic Manual, Part I: Working Tables and Explanatory Text; Part II : 



Hydraulic Statistics and Indian Meteorological Statistics, 2 vols. Svo. in 1, cl., 8* (p. £1. 8s) 1875 



9698 Fourth [latest] Edition, rewritten and enlarged, thick large cr. 8vo. c/., 7s &d 



(p. 16s) 188a 



This edition does not contain the Hydraulic Statistics and Indian Meteorological Statistics. 



9699 Modern Metrology : a Manual of the Metrical Units and Systems of the present. 



Centurv, with Appendix of a proposed English System, with jront.^ large cr. Svo. c/., 5* 

 (p. 12s 6^") 1882; 



9700 Simplified Weights and Measures, on a Natural System applicable to most Civilized? 



Nations, 8vo. d. {o. p.), 2s Qd 1876 



9701 Statistics of Hydraulic Works and Hydrology of England, Canada, Egypt, ai.(* 



India, large 8vo. cl. (o. p.), 8s 6d (p. £1. lis 6d) 1835. 



9702 JACOB (Arthur, Bombay Irrigation Service) On the DESIGNING and CONSTRUCTION of 

 Storage Reservoirs, with 4 folding plates, 8vo. boards (o. p.), 3s 6c? 1861 



A well-written woik by a member of the well-known Indian Army family. 



9703 JACOB (C, ^Mle Poly technique) Application de I'ALGiiBRE a la Gkometrie, suivie de la 

 Discussion des Courbes d'un Degre superieur au Second ; with IS folding plates, 8vo. hf. French 

 morocco neat, 3s Qd 1854 



9704 JACOB (William, f.r.s.) Historical Inquiry into the Production and Consumption of 

 the Precious Metals, 2 vols. 8vo. hf. calf {scarce), 9s 1S31 



' Perhaps the best work on the subject.'— JfcCwZ^oc/i. 



9705 JACOB (William Stephen, f.r.a.s.) Magnetical Observations at the H.E.I. Co.'s Observ- 

 atory at Madras, 1851-5, roy. 4to, cl., 5s Madras, 1884 



By the brother of the redoubtable General John Jacob, the pacifier of Sind. He was an able and indefatigable observer,, 

 and did much to advance astronomy in India. 



9706 JACOBI (Karl Gustav Jacob ; f.r.s.) Canon Arithmeticus, sive Tabulse quibus exhibentur 



fro singulis Numeris Primis vel Primoruui Potestatibus infra 1000 Numeri ad datos Indices et 

 ndices ad datos Numeros pertinentes, 4to. hoards, uncut, with bookplate of Prof. Lloyd Tanner^ 

 F.R.S. [scarce), \8s Qd Berolini, 183» 



9707 Another Copy, sewn, uncut, \ls Qd 



9708 VoRLESUNGEN liber Dynamik, nebst funf hinterlassenen Abiiandlungejj 



desselben, herausgegeben von A. Clebsch, 4to. hoards (SCARCE), £1. \s ibidem, 1866 



. Including 'Probleme derMechanik in welchen eine Kriiftefunction existirt, und liber die Theorie der Storungen ' ; 

 •tJber die voUstiindigen Losungen einer partiellen Differentialgleichung erster Ordnung ' ; ' tjber die Integration der 

 partiellen Difterentialgleichungen erster Ordnung zwischen vier Variablen ' ; ' De /Equationum Differentialium Isoperi- 

 mctricarum Trausforniationibus,' etc. etc. ; ' De ^Equation um Differentialium SystematenonNormali ad FormaniKormalem 

 revocando.' 



9709 JACOBI (Moritz Hermann v. ; brother of the foregoing) Die Galvanoplastik, oder das 

 Verfahren cohiirentes Kupfer in IPlatten oder nach sonst gegebenen Formen, unmittelbar au& 

 Kupferauflosunoen, auf galvanischem Wege zu produciren, nach dem auf Befehl des Gouverne- 

 ments in russischer Sprache bekannt gemachten Originale ; with folding copperplate, 8vo. (pp. 71 >, 

 sewn (VERY SCARCE), £1. lOs St. Petersburg, 1840 



9710 Another Copy, sewn {wanting plate and last 4 II.), 5s 



Tliis important work contains an account of the authors invention (based on the researches of John Frederic Daniell, 

 F.R.S.; of electrotyping. 



9711 , und Heinrich Friedrich Emil LENZ: Ueber die Gesetze der Electromagnetb, 



II. — III. Abtheilung; with 2 folding plates, 4to. (pp. 24), sewn (scarce). Is 6d ibidem, 1843 



' Lenz and Jacob! suggested that the magnetism of an electromagnet was proportional to the current and to the 

 number of turns of wire in the coil.'— Proy. Silvanus Thompson, F.R.S. 



9712 JACOBSON -Paul), und F. HONIGSBERGER : Ueber das Metaoxyazobenzol und die 

 Constitution der Paraoxyazokorper, roy. 8vo. (pp. 31), sewn. Is Berlin, 190S 



9713 JACQ,UEMIN (Georges) Les Fermentations Kationnelles (Vins, Cidres, Hydromeis^ 

 Alcools) ; ivith 17 portraits and plates {some coloured), and numerous other illustrations, tliick 

 inipl. 8vo. cl., Is ed (p. F. 15 nett) MaMville, lilOO 



9714 JACaUEROD (Adrian), et Stefan BOGDAN: Determination du Poms atomique de 

 I'AzoTE par I'Analyse en Volume du Protoxyde d'Azote, roy. 8vo. (pp. 21), sevn, Is Qd Geneve, 1905 



9715 JAGGIUIN' (Nikblaus Joseph Freilierr v.) Anfangsgrunde der medicinisch-practischen 

 Chymie, zuni Gebrauche seiner Vorlesungen, 2. AuHage, 8vo. sevm, Qs Qd Wien, 1785 



The author made important contributions to botanical science. The genus Jacquinia of the order Sapotacepe was 

 named after him by Linnaeus. 



9716 JAEGER (Frans Maurits) The Crystal Form of Halogen Derivatives of Open-Chain 

 Hydrocarbons with Reference to the Barlow-Pope Theory of Structure, Svo. (pp. 8), 

 sewn. Is 190S 



9717 JAGO (William, f.lc.) Inorganic Chemistry, Theoretical and Practical; 5th Edition, i/;/^/t 

 spectrum plate, and 78 woodcuts, post 8vo. cl., 2s (p. 4s 6c?) 1^95 



9718 Manual of Forensic Chemistry, J ealing especially with Chemical Evidence; based 



on Lectures at University College, London, cr. 8vo. cl., 2s Qd (p. 5s) 190^ 



