HEXRY SOTHERAN & CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 57 



1099 DUBOIS (Eugene) The CLIMATES of the GEOLOGICAL PAST, and their relation to the Evolution 

 of the Sun, large cr. Svo. cl., 2s , 1895 



1100 DUBOURGUET (J. B. E.) ELEMENS d'ALGEBRE, Svo. sewn, 2s 1802 



1101 [DUBBEUIL (Jean, s.J.)] La PERSPECTIVE PRATIQUE; 2 de Edition, augmentee d'un Traite 

 de la Perspective Militaire; with, numerous plates, 3 vols. 4to. old calf gilt (FINE COPY), with 

 bookplate of Philip 2nd Earl Stanhope, F.R.S., 15s 1679 



Brunet mistakenly asserts that only one edition of this work is in existence. 



1102 [ ] The PRACTICE of PERSPECTIVE, written in French by a Jesuit of Paris, since trans, into 



English by ROBERT PRICKE, and now a second Time by E. CHAMBERS, F.R.S., third Ed., with the 

 THEORY of PERSPECTIVE by JAMES HODGSON, F.R.S., with numerous plates, 4to. old calf (nice 

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1103 _ _ FOURTH EDITION, with numerous plates, 4to. fine copy in contemporary czlf, with old 

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1104 DUFLOS (Adolf) HANDBUCII- tier ANCEWANDTEN, PHARMACEUTISH- und TECHNISCH-CIIEMI- 

 SCHEN ANALYSE, 4. Aufiage ; with portrait and woodcuts, large Svo. sewn, 3s (p. M. 9.) Breslau, 1871 



1105 DUFRENOY (Pierre Armand) TRAITE de MINERALOGIE ; with numerous plates, 4 vols. Svo. 

 hf. calf, with Prof. Williamsons auto., 5s 1844-5 



1106 DUHAMEL (Jean Marie Constant, de VInstitut) COURS de MECANIQUE ; with 4 plates, 

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1107 - - SECONDE EDITION [augmentee]; with 3 plates, 2 vols. Svo. in 1, hf. calf neat, 6s Qd 1853-4 



1108 - TROISIEME [DERNIERE] EDITION [revue et augmentee] ; with 3 plates, 2 vols. Svo. hf. calf 

 gilt (nice copy); rare, 16s 1862-3 



'The influence of temperature on stress was first investigated mathematically by Duhamcl, who, assuming Poisson's 

 theory of elasticity, examined the alterations of form which the formula} undergo when we allow for changes ot temperature.' 

 Prof. Cajori. 



1109 - - ELEMENTS de CALCUL INFINITESIMAL, 2 e Ed. ; with 1 plates, 2 vols. Svo. hf. mottled calf 

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1110 - - Des METHODES dans les SCIENCES de RAISONNEMENT, l r e a IV e Parties ; with diagrams, 

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1111 DUHEM: (Pierre) THESES presentees a la Faculte des Sciences de Paris : I. De FAiMANTATlON 

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 5s 1888 



1112 DUJARDIN (Jules) L'EssAi COMMERCIAL des VINS et VINAIGRES ; with 69 woodcuts, post 

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1113 DTJLAGUE (Vincent Francois Jean Noel) LE>;ONS de NAVIGATION, 10 e Ed.,avec Tables; 

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1114 DUMAS (Jean Bap tiste Andre) MEMOIRES sur les EQUIVALENTS des CORPS SIMPLES; with 

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1115 - - THESE sur la Question suivante : de 1' ACTION du CALORIQUE sur les CORPS ORGANIQUES : 

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1116 - TRAITE de CHIMIE, appliquee aux Arts, 8 vols. Svo., with Atlas, containing 147 plates, 

 folio 9 vols. hf. roan (SCARCE), 1. 5s 1828-46 



1117 - ANOTHER COPY, hf. calf gilt (nice copy), 1. 12s Qd 



1 In its treatment of the matter, and especially its arrangement, this remained a model for many subsequent text-books 

 on technology.' 1'rof. E. v. Meyer. 



1118 - , [et Jean Baptiste BOUSSINGATJLT] : ESSAI de STATKJUE CHIMIQUE des ETRES 

 ORGANISES, 2 e Ed., augmentee de Documens numeriques, Svo. sewn, or, hf. bound (scarce), 5s 1842 



1119 - - TROISIEME EDITION, augmented de nouveaux Documents, Svo. sewn, Is Qd 1844 



Last edition, now out of print and scarce. 



1120 - The CHEMICAL and PHYSICAL BALANCE of ORGANIC NATURE, 3rd Ed., with new 

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'Especially well known ... In this the life of plants and animals, and, in particular, the processes of metabolism, 

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1121 - : BIOGRAPHIE, par A. W. V. HOFMANN, traduit par CHARLES BAYE ; with heliogravure 

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v. LAVOISIER, post. 



1122 DUNCAN (Robert Kennedy) The NEW KNOWLEDGE : Popular Account of the NEW PHYSICS 

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1123 DTJPIN (Charles Baron) DEVELOPPEMENTS de GEOMETRIE, avec des Applications a la Stabilite 

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 4to. hf. calf, IQsQd 1813 



' An important work, introducing the conception of conjugate tangents of a point of a surface, an J of the indicatrix. 

 It contains also the theorem known as Dupin's theorem.' Prof. Cajori. 



1124 - - MATHEMATICS PRACTICALLY APPLIED to the Useful and Fine Arts, adapte I to the State 

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1125 - ANOTHER EDITION, Svo. cl., 7s Qd Halifax, 1854 



With interesting preface by the editor, founder of the Birkbeck Institute and other mechanics' institutions. 



1126 [DUPUGET ( )] ESSAI sur 1'UsAGE de I'ARTILLERIE dans la Guerre de Campagne et dans 

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The authorship was unknown to Barbier. 



