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



PHYSICS, continued: 



17009 DONKIN (William Fishburn, F.R.S., Savilian Prof. Astronomy, Oxon.) ACOUSTICS; 

 Theoretical, Part I (all published), with diagrams, cr. 8vo. cl., 3s 6d (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 mathematical talents of the author.' Prof. W. J. Harrison. 



17010 DRINCOURT (E.) COURS de PHYSIQUE a 1' Usage de 1'Ecole centrale des Arts et Manufac- 

 tures ; with 367 illustrations, Svo. handsomely bound in hf. black marocco, cl. sides (nice copy), 

 6s Qd (p. F. 12 nett sewn) 1896 



17011 DRTJDE (Paul ; Prof. Physics, Berlin) LEHRBUCH der OPTIK, 2. erweiterte Auflage ; with 110 

 woodcuts and diagrams, 8vo. handsomely bound in hf. black morocco, cl. sides, uncut, t. e. g. (as 

 good as new), 9s (p. M. 12 sewn) Leipzig, 1906 



' Xo one who desires to gain an insight into the most modern aspects of optical research can afford to be unfamiliar with 

 this remarkably original and consecutive presentation of the subject of optics.' Pro/. A. A. Michelson. 



17012 DUHAMEL (Jean Marie Constant, de VInstitut) COURS de MECANIQUE ; 3 e [derniere] 

 Edition [revue et augmentee] ; with 3 plates, 2 vols. 8vo. hf. French morocco neat (nice copy] ; 

 SCARCE, 15s 1862-3 



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

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

 Prof. Cajori. 



17013 DTJHEM (Pierre ; de VInstitut ; Univ. Bordeaux] Sur la CONTINUITE entre 1'ETAT LIQUIDE 

 et 1'ETAT GAZEUX, et sur la Theorie generate des Vapours ; with 39 diagrams, roy. 8vo. 

 buckram (scarce), Qs Lille, 1891 



Published by order of the Conseil General of a town now under the paw of the savages. 



17014 - Les SOURCES des THEORIES PHYSIQUES : Les ORIGINES de la STATIQUE ; with numerous 

 diagrams, 2 vols. roy. 8vo. in 1, hf. maroon morocco, cl. sides, uncut, t. e. g. (fine copy), 14s 

 (p. F. 20 nett sewn) " 1905-6 



17015 La THEORIE PHYSIQUE: son Objet et sa Structure, 8vo. buckram, uncut, t. e. g., 5s 



(p. F. 8 nett sewn) 1906 



I' Une simple analyse logique de la methode par laquelle progresse la science physique.' Introduction. 



17016 - TRAITE d'ENERGETiQUE ou de THERMODYNAMIQUE GENERALE, 2 thick vols. roy. Svo. 

 in 1, handsomely bound in hf. pigskin, cl. sides, uncut, t. e. g., 1. 4s (p. F. 36 nett sewn) 1911 



CONTENU : I. Conservation de i'Energie. Mecanique rationelle. Statique generale. Deplacement de 1'Equilibre : II. 

 Dynamique generate. Conductibilite de la Chaleur. Stabilite de 1'Equilibre. 



17017 EARNSHAW (Samuel; pr., St. John's Coll., Cantab.) DYNAMICS, or a Treatise on Motion, 

 with short TREATISE on ATTRACTIONS ; 3rd [last] Edition, revised, with diagrams : TREATISE on 

 STATICS, containing the Theory of the Equilibrium of Forces ; 3rd Edition, enlarged, with 5 fold- 

 ing plates 2 vols. 8vo. in 1, hf. calf, 5s Cambridge, 1844-5 



Professor Earnshaw was the first to take up the treatment of solitary waves. 



17018 EMTAGE (William Thomas Allder; Director Public Instruction, Mauritius) INTRODUC- 

 TION to the MATHEMATICAL THEORY of ELECTRICITY and MAGNETISM, 2nd [latest] Edition, with 

 diagrams, cr. Svo. cl., 4s (p. 7s Qd) Clarendon Press, Oxford, 1894 



17019 - - LIGHT ; new Impression, with 231 illustrations, cr. Svo. cl., 3s (p. 6*) 1903 



17020 ENGEL (F.), und K. SCHELLBACH : DARSTELLENDE OPTIK, 2. [letzte] Auflage, Svo. 

 buckram, with Atlas, containing 21 fine copperplates (all neatly linen-mounted), oblong impl. 

 folio, hf. brown morocco neat, buckram sides (FINE COPY) ; SCARCE, 3. 3s Halle, 1861 



One of the finest works published on projective optics. 



17021 EVERETT (James David, F.R.S. ; Queen's Coll., Belfast) VIBRATORY MOTION and SOUND, 

 with 4 plates and 48 woodcuts, Svo. cl. (scarce), 6s 1882 



' The first English treatise dealing with vibratory motion as a special and separate subjecc '. Athenceum. 



17022 EWERDING (Georg) LEHRBUCH der GRAPHOSTATIK, 2. [neueste] Auflage ; with 350 

 diagrams, sq. Svo. buckram, 3s Qd (p. M. 4.40 sewn) Stuttgart, 1912 



17023 FERNET (Emile), et Charles Jules FAIVRE-DUPAIGRE : COURS de PHYSIQUE pour 

 les Classes des Mathematiques speciales, 4 e Edition : Redaction entierement nouvelle ; with 758 

 illustrations, roy. Svo. (pp. 969), handsomely bound in hf. pigskin, cl. sides, uncut, t. e.g., 11s 

 (p. F. 20 nett sewn) 



17024 - - CiNQUiEME [DERNIERE] EDITION : Redaction entierement nouvelle ; with 951 

 illustrations, thick roy. Svo. (pp. 970), handsomely bound in hf. pigskin, cl. sides, uncut, t. e. g., 

 14s (p. F. 20 nett sewn) 1911 



17025 FINGER (Josef, Technische Hochschule, Wien) ELEMENTS der REINEN MECHANIK als 

 Vorstudium fiir die analytische und angewandte Mechanik und fur die mathematische Physik, 

 2. [neueste] Auflage ; with 210 diagrams, roy. Svo. (pp. 810), handsomely bound in hf. pig&kin, 

 cl. sides, 15s (p. M. 20 sewn) Wien, 1901 



17026 FLEMING (John Ambrose, F.R.S.) WAVES and RIPPLES in WATER, AIR, and AETHER, with 

 frontispiece and 85 illustrations, post Svo. cl., 3s (p. 5s nett) 1902 



An excellent elementary work on wave-motion. 



17027 FOPPL (August, Technische Hochschule, Munchen) VORLESUNGEN ueber TECHNISCHE 

 MECHANIK, 2. Auflage; ivith numerous diagrams, 4 vols. large cr. Svo. cl., 1. Is (p. M. 44) 



Leipzig, 1900-3 

 INHALT: I. EiLfiihrung in die Mechanik : II. Graphische Statik : III. Festigkeitslehre : IV. Dynamik. 



