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



9594 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. cl., 

 3s 1S49 



9695 JACKSON (Lewis d'Aguilar, C.E.) ACCENTED FOUR-FIGURE LOGARITHMS, and other Tables, 

 8vo. cl., 4s (p. 9*) 1881 



9696 AID to SURVEY-PRACTICE, for Reference in Surveying, Levelling and Setting-out ; and 



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

 8vo. cl., 4s (p. 12s Qd) 1880 



9697 HYDRAULIC MANUAL, PART I : Working Tables and Explanatory Text ; PART II : 



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



9698 FOURTH [LATEST] EDITION, rewritten and enlarged, thick large cr. 8vo. cl., Is Qd 



(p. 16s) 1883 



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 



Century, with Appendix of a proposed ENGLISH SYSTEM, with Jront., large cr. 8vo. cl., 5s 

 (p. 12s Qd) 1882 



9700 SIMPLIFIED WEIGHTS and MEASURES, on a Natural System applicable to most Civilized 



Nations, 8vo. cl. (o. p.), 2s Qd 1876 



9701 STATISTICS of HYDRAULIC WORKS and HYDROLOGY of ENGLAND, CANADA, EGYPT, aiui 



INDIA, large 8vo. cl. (o. p.), 8s Qd (p. 1. 11s Qd) 18S5 



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

 STORAGE RESERVOIRS, with 4 folding plates, 8vo. boards (o. p.), 3s Qd 1867 



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



9703 JACOB (C., Ecole Polytechniq ue) APPLICATION de I'ALGEBRE a la GEOMETRIE, suivie de la 

 Discussion des Courbes d'un Degr superieur au Second ; with 13 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 1 331 



' Perhaps the best work on the subject.' McCulloch. 



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 Tabulae quibus exhibentur 

 pro singulis Numeris Primis vel Primorum Potestatibus infra 1000 Numeri ad datos Indices eb 

 Indices ad datos Numeros pertinentes, 4to. boards, uncut, with bookplate of Prof. Lloyd Tanner, 

 F.R.S. (scarce), 18s Qd Berolini, 1839 



9707 ANOTHER COPY, sewn, uncut, 17s Qd 



9708 VORLESUNGEN iiber DYNAMIK, nebst FUNF HINTERLASSENEN ABIIANDLUNGEN 



desselben, herausgegeben von A. CLEBSCH, 4to. boards (SCARCE), 1. Is ibidem, 1866 



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

 1 tiber die vollstandigen Losungen einer partiellen Differentialgleichung erster Ordnnng ' ; ' Uber die Integration der 

 partiellen Difterentialgleichungen erster Ordnung zwischen vier Variablen ' ; ' De ^Equationum Differentialium Isopen- 

 metricarum Trausformationibus,' etc. etc. ; ' De ^Equationum Differentialium Systematenou Normal! ad Formam Nonnalem 

 revocando.' 



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

 Verfahren coharentes KUPFER in FLATTEN oder nach sonst gegebenen Formen, unmittelbar aus 

 Kupferauflosungen, 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. 10s St. Petersburg, 1810 



9710 ANOTHER COPY, sewn I wanting plate and last 4 II.), 5s 



This important work contains an account of the author's invention (based on the researches of John Frederic Daniell, 

 F.K.S.) of electrotyping. 



9711 , und Heinrich Friedrich Emil LENZ: Ueber die GESETZE der ELECTROMAGNETS, 



II. III. Abtheilung ; with 2 folding plates, 4to. (pp. 24), sewn (scarce), 7s Qd 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.' Pro/. Silvanus Thompson, F.RS. 



9712 JACOBSON (Paul), und F. HONTGSBERGER : Ueber das METAOXYAZOBENZOL und die 

 CONSTITUTION der PARAOXYAZOKORPER, roy. 8vo. (pp. 31), sewn, Is Berlin, 1903 



9713 JACQJJEMIN (Georges) Les FERMENTATIONS RATIONNELLES (Vins, Cidres, Hydromels, 

 Alcools) ; with 17 portraits and plates (some coloured), and numerous other illustrations, thick 

 impl. 8vo. cl., Is 6d (p. F. 15 nett) Malzeville, 1UOO 



9714 JACQUEROD (Adrien), et Stefan BOGDAN: DETERMINATION du Poms ATOMIQUE de 

 1'AzoTE par 1'Analyse en Volume du Protoxyde d'Azote, roy. 8vo. (pp. 21), sewn, Is Qd Geneve, 1905 



9715 JACQUIN" (Nikol aus Joseph Freiaerrv.) ANFANGSGRUNDE der MEDICINISCH-PRACTISCHEN 

 CHYMIE, zum Gebrauche seiner Vorlesungen, 2. Auttage, 8vo. sewn, 6s Qd Wien, 1785 



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

 named after him by Linnaeus. 



9716 JAEGER (Fram, Maurits) The CRYSTAL FORM of HALOGEN DERIVATIVES of OPEN-CHAIN 

 HYDROCARBONS with Reference to the BARLOW-POPE THEORY of STRUCTURE, 8vo. (pp. 8), 

 sewn, Is 19U8 



9717 JAGO (William, F.I.C.) INORGANIC CHEMISTRY, Theoretical and Practical ; 5th Edition, with 

 spectrum plate, and 78 woodcuts, post 8vo. cl., 2s (p. 4s Qd) Ife9t> 



9718 MANUAL of FORENSIC CHEMISTRY, dealing especially with CHEMICAL EVIDENCE ; based 



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



