HENUY SUTHEUAN & CO., 140, STliAND, W.O., and 37, PICCADILLY, W. 55 



1058 DIDION (General Isidore) Traite de Balistique, 2e Ed., augunientee ; with 6 folding 

 plates, 8vo. hf. calf (stamp on title) ; scarce, Qs 6d 1860 



1059 DILLAYE (Frederic) Principes et Pratique d'ART en Photographie : le Paysage : ivith 

 66 illustrations', roy. 8vo. seicn, 2s Qd 1899 



1060 DILWORTH (Thomas) Miscellaneous Arithmetic : or a full Account of the New 

 Calendar ; with the several Uses of the Lo«^aiithins, and of Multiplication and Division by Mony 

 [sic], etc., first edition, ivith portrait, large 12nio. sound copy in the original sheep (rare), I5s 1766 



•This work is but little known '.—Prof, de Morgan, who did not know the above edition, the earliest mentioned beiiij? 

 (jne of 1773. Chapters G and 7 treat of Observations on the ' Weather, Enigtnatical Writing, with the Character of a good 

 Christian, set forth in 20 Paradoxes, with their Solution ; and an Essay concerning the Education of Children '. Pp. 207-25 

 contain curious Arithmetical Poetry. 



1031 DIOGENES LAERTIXJS; De ViTIS, Decretis et Kesponsis celebrium Philosophorum Libri, 

 nunc prinium excusi [CJncce] ; editio princeps, cr. 4to. old smooth green morocco extra, g.e., with 

 Syston Park bookplate (FINE COPY), with Harrow Leaving Inscr. from Henry Drury to Reginald 

 Merivale, £1.5* Basilew, H. Frohenius, 1533 



' Containing a great mass of inU'resting information regarding the private lives and habits of the most eminent 

 philoso])liers of anti(iuity '. 



1002 DIOPHANTI Alexandrini Arithmeticorum Libri VI, necon de Numeris Multangulis, 

 nunc priniiini Gru'ce et Latin6 editi, atque a])solutissiniis Commentariis illustrati, auct. Claudio 

 Gasi*. Bacheto, folio, old calf vnth bookplate of Philip 2nd Earl Stanhope, F. R. S.,£\As Parisiis, 1621 

 First Edition, in any languai,'e, of the earliest extant treatise on Algebra. 



1033 Editio Nova, cum Commentariis C. G. Bacheti, et Observationibus P. DE Fermat ; 



accessit DOCTRIN^E Analytic^e inventum novum, collectum ex variis eiusdem de Fermat 

 Epistolis ; with vignettes and diagrams, roy. folio. Large Paper ; old stamped vellum {stamp on 

 title, otherwise a FINE COPY), £2. 2* Tolosw, 1670 



a rare and esteemed edition, first containing Pierre de Fermat's discoveries on the theory of numbers ('de maximis 

 et minimis')— the lirst step in the invention of the infinitesimal calculus. 



1064 DIBCKS (Henry, C.E.; inventor of Pepper's Ghost) Perpetuum Mobile; or Search for Self- 

 Motive Power, Cents. XVIL-XIX., from various Authentic Sources, in Papers, Essays, Letters, 

 Paragraphs, and numerous Patent Specifications, with Introductory Essay, numerous tvoodcuts, 

 post 8vo. cl. (VERY scarce), £1. Is 1861 



Tlie only work that has ever been published on this still existing craze, containing inter alia all machines on the 

 supposed perpetual motion principle registered at the Patent Office. 



V. Worcester (Marquess of), post. 



1085 DITTMAB (William, f.r.s.) Chemical Arithmetic, Parti : Tables, Mathematical, Chemical 



and Physical, for the Use of Chemists and others, 8vo. cL, Zs 6d (p. 6* nett) Glasgoia, 1890 



1006 DITTON (Humphry) Institution of Fluxions, containing the First Principles, the Operations, 



with its Uses and Applications, 2nd Ed. by John Clarke, d. d. , 8vo. contemporary calf gilt, 6s 1726 



1067 DIVERSES OUVB.AGES de Mathematique et de Physique par Messieurs de I'Academie 

 KOYALE des Sciences ; ivith numerous diagrams, folio, LARGE Paper ; contemporary French 

 mottled calf gilt, loith arms in gold on sides (FINE COPY), with bookplate of Philip 2nd Earl 

 Stanhope, F.R.S., £1. 15s Imprimerie Roy ale, 1693 



Ccmtaining valuable pieces by de Frkxicle, de Roberval, Huygens, Auzout, and Mariotte. 



1068 DIXON (Alfred Cardew) The Elementary Properties of the Elliptic Functions, 

 diagrams, ))Ost 8vo. cl., 3v 1894 



1069 DODQSON (Charles Lutwidge, pr. ; author of * Alice in Wonderland') Syllabus of Plane 

 Algebraical Geometry, Part I (all pub.) : Points, Right Lines, Rectilinear Figures, 

 Pencils, and Circles, with diagrams^ large 8vo. cl., with inscr. ' From the Author', 45 



Oxford, 1860 



](»70 DODSON (James, f.r,s.) The Anti-Logarithmic Canon : a Table of Numbers of 1 1 Places 



of Figures, corresponding to all Logarithms under 100,000, with Introduction on LOGARITHMS, 



the Imurovements, since their Invention, in the Manner of Constructing them, folio, old calf, joints 



cracked (very rare), £1. 105 apud auctorem, 1742 



'The only considerable work of this kind published ... A very great performance.'— //««ou. 'His most important 

 work . . . This was unique until 1849. The canon ha<l been actually calculated, it is asserted, by Walter Warner and John 

 Pell, about IG30-40.'— D.N. B. The author was Master «)f the Mathematical School of Christ's Hospital, and, with Edward 

 Howe Mores, one of the Founders of the Eiiuitable Life Assurance Society, for which he compiled many of its tables. He 

 was also the great-grandfather of AuousTi's de Morgan. 



1071 The Mathematical Repository, containing Analytical Solutions of 500 Questions, 



mostly selected from Scarce and Valuable Authors, designed to conduct Beginners [Vol. I], sm. 

 8vo. old calf, 5s 1748 



According to W. W. R. Ball, the author originated the theory of annuities as a branch of mathematics. 



1072 DOLBEAR (Amos Emerson) Matter, Ether, and Motion: the Factoi-s and Relations of 

 Physical Science, woodcuts, post 8vo. cl., 5s (p. 10* 6d) 1892 



1073 DOLLOND (George, f.r.s.) Account of a Concave Achromatic Glass Lens, as adapted to 

 the Wired Micrometer when applied to a Telescope, which has the property of increasing the Mag- 

 nifying Power of the Telescope without increasing the Diameter of the Micrometer Wires, 4to. 

 (pp. 7), sewn, 3s 6d 1834 



' Describing a skilful application of Barlow's concave lens to the micrometer, specially designed to meet Dawes's needs 

 ill double-star measurement, and highly approve<l by him.' — Miss A. M, Gierke. 



1074 DONALDSON (John) The Geological Staircase, numerous coloured illustrations of Ore- 

 Deposits, etc., post 8vo. cl., Ss 6d 1855 



1075 DONKIN (William Fishbiirn, f.r.s.) Acoustics; Theoretical, Part I (all pub.), rfm^mm*, 

 cr. 8vo. cl. {back torn), Ss (p. 7* 6d) Clarendon Press, Oxford, 1870 



' Devoted to an enquiry into the vibrations of strings and rods, and giving evidence on every page of the combined 

 musical and mathenjatical talents of the author.'— /^ro/. W. J. Harrison. 



