HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 4?, PICCADILLY, W. 535 



10741 [LESLIE (Sir John ; F.R.S.E. ; Univ. Edin.)] AEROSTATION : an Article contributed to the 

 'Encyclopaedia Britannica,' 4th Edition, Supplement, with copperplate, 4to. (pp. 12), unbound, 

 6s 6d [1815] 



10742 DESCRIPTION ot INSTRUMENTS designed for extending and improving METEOROLOGIC A i, 



OBSERVATIONS, with front, and woodcuts, 8vo. cl., 6s 6d Edin., 1820 



10743 ELEMENTS of GEOMETRY, GEOMETRICAL ANALYSIS, and PLANE TRIGONOMETRY, with 



Appendix, Notes, and Illustrations, 2nd Edition, enlarged, with diagrams, 8vo. hf. calf gilt, 8s ib. , 181 1 



' A work conspicirmi for freshness and originality of treatment. It. attracted considerable attention, and had an 

 article (by John Playfair) devoted to it in the Edinburgh Review.' D.N.B. 



10744 ELEMENTS of NATURAL PHILOSOPHY, VOL. I [all published], including MECHANICS and 



HYDROSTATICS, first edition, with 10 folding plates, 8vo. boards, uncut, with auto, of George 

 Eennie, F.R.S , 6s ib., 1823: 



10745 ANOTHER COPY, hf. calf gilt, 6s 



10746 SECOND EDITION, coirected and enlarged, with\Qplate.<i,t\iick8vo.boards,uncut,ls ib., 182f> 



In this work the author 'has given the first correct explanation of the rise of a liquid in a tube by considering the- 



effect of the attraction of the solid on the very thin stratum of liquid in contact with it.' J. Clerk Maxwell. 



10747 GEOMETRICAL ANALYSIS, and GEOMETRY of CURVE LINES, being Vol. II of a Couree- 



of Mathematics, and designed as an Introduction to the Study of Natural Philosophy, with 22" 

 folding plates, 8vo. boards, uncut, 4s ib., 1821 



10748 The PHILOSOPHY of ARITHMETIC, exhibiting a Progressive View of the Theory and 



Practice of Calculation, with Tables for the Multiplication of Numbers to 1000, 2nd Edition, 

 improved and enlarged, with very large folding table, and diagrams, 8vo. hf. morocco neat (nice 

 copy), Is 6d ib., 1820 



' Containing an elaborate discussion of fundamental principles and much interesting information on the history of the 

 subject.' D.N.B. 



' In his Philosophy of Arithmetic he has entered incidentally into much of its history. He was. by taste, a searcher of 

 old books ; and various dates, etc. occur, which shew that he had more knowledge of books than can be got from cata- 

 logues.' Prof, de Margin. 



10749 SHORT ACCOUNT of EXPERIMENTS and INSTRUMENTS, depending on the Relations of 



AIR to HEAT and MOISTURE, with plate, 8vo. old hf. calf (back damaged), Is 6d ib , 1813 



10750 ANOTHER COPY, boards, uncut, 8s 6d 



' In 1810 he successfully applied the absorbent powers of sulphuric acid to freeze water under the receiver of the air- 

 pump. This is the first recorded achievement of artificial congelation. 'A Short Account of Experiments ami 

 Instruments' (1813) contains a description of this experiment, and is full of important and original work.' D.N.B. Ifc 

 also contains his invention of thedry-and-wet-bulb thermometer, first suggested by James Button (v. Nos. 95S7-8, ante). 



10751 LE SOURD (Paul) TRAITE PRATIQUE des VINS, CIDRES, SPIRITUEUX, et VINAIGRES, public 

 avec la Collaboration de J. DESCLOZEAUX, A. M. DESMOULINS, ED. DELLE, et H. FERRAND, S e 

 [derniere] Edition, entierement refondue et considerablement augmentee ; with 82 woodcuts, thick 

 roy. 8vo. hf. black morocco (o. p.), Ss [1892] 



10752 LETOTJZ (P.), et P. LOYEATJ : TRAITE PRATIQUE des TRAVAUX en ASPHALTE ; wifh ft 

 foldina plates, and 54 woodcuts, 8vo. sewn, with M. Letovze's inscr., 4s 6d (p. F. 10 nett) 1897 



10753 LETTS (Edmund Albert; F.R.S.E.) On PHOSPHORUS-BETAINES, with plate, 4to. (pp. 51), 

 sewn, 3s 6d [Edin., 1881) 



10754 On THETINES and their DERIVATIVES, with woodcuts, 4to. (pp. 42), sewn, '3s 6d 



ibidem, 1878 



10755 , and Robert Frederick BLAKE, F.I.C. : The CARBONIC ANHYDRIDE of the 



ATMOSPHERE, with 3 folding plates, and woodcuts, 8vo. (pp. 164), sewn, 2s 6d Dublin, 1900 



10756 , and John Norman COLLIE, F.R.S. : On the ACTION of PHOSPHIDE of SODIUM on 



HALOID ETHERS and the SALTS of TETRABENZYL-PHOSPHONIUM, 4to. (pp. 35), sewn, 3s 6d 



[Edin., 1881] 



10757 LEUCHS (Johann Carl) ALLGEMEINES ERFINDUNGS-LEXIKON, oder a b c'sche Angabe der 

 Erfindungen, Entdekungen, Gewohnheiten, Verirrungen und Fortschritte, bis auf unsere Zeitenv 



2. Ausgabe, 8vo. sewn, 3s Nurnberg [1851] 

 Interesting as an early example of pan-German enthusiasm, claiming as German inventions, inter alia, that of the 



steam engine, steam navigation, teleg-aphy, the telescope, electro-magnetism, galvanism, gas lighting, the lightning 

 conductor, logarithms, rockets, etc. etc., as well as the DISCOVERY OF AMERICA. 



10758 [ ] DREIHUNDERT ENTDEKUNGEN und BEOBACHTUNGEN in der FARBEREI, dem FARBIGEN 



DRUK und der FARBEN-BEREITUNG, 1828-31, 8vo. sewn, 2s ibidem [1831] 



10759 [ ] POLYTECHNISCHE BiJCHER-KuNDE, oder beurtheilendes Verzeichniss der vorziiglichsten 



Biicher liber Chemie, Technologic, Fabrikwissenschaft, Mechanik und einzelne Gewerbszweige, 



3. ganz umgearbeitete Ausgabe, post 8vo. sewn, 2s 6d ib., 1841 



10760 [ ] SAMMLUNG NEUER ENTDEKUNGEN und VERBESSERUNGEN in der FARBEREI, 



ORTLICHEN DRUKEREI, und FARBEN-BEREITUNG, with woodcuts, 8vo. (pp. 166), sewn, 4s ib., 1828 



10761 VOLLSTANDIGE OfiL- und FfiTT-KuNDE, oder theoretisch-praktische Anweisung zur 



Bereitung, Gewinnung, etc., der fetten Oele, des Talges, des Thrans, des Wachses und aller 

 andern Fettarten, mit Angabe verbesserter Warmevorrichtungen, Oelmiilen, Pressen u. a. 

 Geriithe ; with 16 woodcuts, 8vo. sewn, 3s ib., 1832: 



10762 LEVEAJT (G.) Sur la COMETE PERIODIQUE de D'ARREST, et son prochain Retour en 1883, roy. 

 4to. (pp. 7), sewn, 2s [1877] 



10763 LEWES (Vivian Byam, F.I.C., E.N. Coll., Greenwich) EXPLOSIVES and their MODERN 

 DEVELOPMENT (Cantor Lecture), with diagram, roy. 8vo. (pp. 37), sewn, 2s 18P5 



10764 LIQUID and GASEOUS FUELS, and the Part they play in modern Power Production, wifh 



54 illustrations, 8vo. cl., 4s (p. 6s nett) 1S07 



10765 The USE of GAS for DOMESTIC LIGHTING (Cantor Lecture), roy. 8vo. (pp. 29), cl 



