HENRY SOTHERAN & CO., 140, STRAND, W.C, and 43, PICCADILLY, W. 771 



15344 TUPINIER (— , Director of Naval Constructions) Observations on the Dimensions of the 

 Ships of the Line and Frigates in the French Navy, translated by a British Officer [Capt. 

 William Jones, R.N.], 8vo. boards {scarce)^ with bookplate of Rear-Adml. Lord Adolphus 

 Fitzclarence {younger son of William IV. by Mrs. Jordan)^ Ss 6d privately printed, 1830 



The original work contained tlie program adopted by the French Government for greatly increasing the French Navy 

 with ships vastly superior in build and armament to any then in existence. The translator strikes a warning note in the 

 preface as to the threat implied by it to British naval supremacy. 



Only a few copies of the translation were privately printed. There is no copy of either original or translation in the 

 Library of the Institution of Naval Architects. 



15345 TTJRNBULL (Laurence, m.d., Franklin Inst.) The Electro-Magnetic Telegraph, with 

 an Historical Account of its Rise, Progress, and present Condition, also practical Suggestions in 

 regard to INSULATION, and Protection from Lightning, with Appendix, containing several 

 important Telegraphic Decisions and Laws ; 2nd Edition, improved, with 2 plates and Q9 woodcuts, 

 large Svo. cl. (scarce), \2s Philadelphia, 1853 



One of the best early histories of the electric telegraph, containing a good description of the numerous systems then in 

 use, or recently invented. It includes a list of the American and English telegraphic lines then existing, and a chapter 

 ' on the Importance of the Telegraph on Railroads.' 



15346 TURNER (G. C.) Graphics applied to Arithmetic, Mensuration and Statics, with 316 

 diagrams, or. 8vo. c/., 3* (p. 6s) 1908 



15347 TURNER (Herbert Hall, f.r.s., Savilian Prof. Astronomy, Oxon.) Astronomical Dis- 

 covery, with 15 portraits and plate.<t, Svo. cl., 7s (p. JO^ 6* nett) 1904 



Containing chapters on Uranus and Eros ; Discovery of Neptune ; Bradley's Discoveries ; Accidental Discoveries ; 

 Schwabe ami the Sun-Spot Period ; ihe Variation of Latitude. 



15348 The Great Star Map : a brief (ieneral Account of the International Project known as 



the Astrographic Chart, with frontispiece of Cluster M. 3. Canis Venatici by G. W. Ritchie, cr. Svo. 

 cl., 2» 1912 



15349 , Miscellaneous Papers of the University Observatory, Oxford, edited by, 1894- 



1914, with illustrations, 4 vols. Svo. cl., with author's inscr. to the Rt. iSon. Sir William R. Anson, 

 M. P. {as beloiv) , £1. 5s Oxford, 1 902- 1 4 



'The Warden of All Souls' with the Compts. of the Savilian Professor of Astronomy.'— Iwscr. on flyleaf of vols. I— III. 

 A collection of 100 papers by the Editor, Prof, H. C. Plummer, F. A. Bellamy, and a few others. 



15350 Vols. I and II only, 2 vols. Svo. cl., with i'nscr. to F. J. Jervis-Smith, pr., F.R.S. , 10s 



ibidem, 1902-5 



15351 Modern Astronomy : some Account of the Revolution of the Last Quarter of a Century, 



ivith 30 plates and other illustrations, cr. Svo. cl., Ss (p. 6* nett) 1901 



15352 TURNER (John) Mathematical Exercises: containing the Principles of the Orthographick 

 and Stereographick Projection of the Sphere, the Investigation of the Sums of Series, the Prin- 

 ciples of Dialling. Problems and Answers, etc, with numerous diagrams, 6 JNos., l7£0-2- 

 Wrexham, n.d. : Robins (Benjamin, f.r.s.) Discourse concerning the Nature and Certainty 

 of Sir Isaac Newton's Method of Fluxions, and of Prime and Ultimate Ratios, with diagrams, 

 '35 : A New Method of Fluxions, diagrams (pp. 1-58 ; no title and imperfect at end) — in 1 vol. 

 Svo. old hf calf, \2s 6d 1735-52 



.John Turner's work was unknown to Watt, AUibone, or Lowndes. Robins's was a successful refutation of Bp. Berkeley 

 who strackcd in his Analy.st (v. Nos. 6144-6 ante) Newton's principle of ultimate ratios. 



15353 TURNOR (Christopher Hatton, Rifle Brigade) Astra Castra : Experiments and Ad- 

 ventures in the Atmosphere, with 5 plates containing 22 portraits of celebrated balloonists, 34 

 fine photozincoqraphs of historical ascents or balloons from rare contemporary prints, and numerous 

 woodcuts, impl. 4to. original cl., uncut, t. e.g. (SCARCE), £1. \0s 1865 



The best and fullest account of ballooning, containing extracts from noted works, a bibliography, and a chronological 

 list of ascents, 1783-1S4S, and incidentally giving an account of the meteorological observations during the ascents. 



15354 TURNOR (Edmund, F.R.S. , M.p.) Narrative of the Earthquake felt in Lincolnshire, 

 and the Neighbouring Counties, on the 25th of February, 1792, 4to. (pp. 6), sewn, 2s 1792 



15355 TURPAIN (Albert, Univ. PotY?gr5) Les Applications Pratiques desONDES I^lectriques : 

 T^legraphie sans Fil, Tel^graphie avec Conducteur, Eclairage, Commande h, Distance ; with 271 

 illustrations, Svo. cl., 5.s 6rf (p. F. 12 nett) 1902 



15356 TYCHSEN (Nicolai) Kurzes chemisches Handbuch ; with vignette of a chemical laboratory. 

 Svo. sevm, 3<f %d Kopenhagen, 1187 



UBALDO (Guido)— V. Monte, Nos. 12033-6, ante. 



15357 UNGER (Ephraim Salomon) Uebungen aus der angewandten Mathematik (I. Stereo- 

 nietrie. II. Statik und Mechanik der festen Korper) ; ivith 11 plates, 2 vols. Svo. boards {nice 

 copy), Hs 6d Berlin, 1830-4 



15358 UNWIN (William Cawthorne, f.r.s.) On the Development and Transmission of Power 

 from Central Stations (Howard Lectures, 1893), with 81 woodcuts, Svo. cl. [o.p.), Qs (p. 10« 

 nett) 1894 



15359 The Elements of Machine Design, with 219 woodcuts, 12mo. cl., }s 6d 1877 



15360 Fourteenth Edition [greatly enlarged] , with 478 illustrations, 2 vols, large 12mo. cl.. 



5s (p. lOs 6d) 1894-3 



15361 New [late.st] Edition, revised and enlarged. Part I : General Principles, Strength of 



Materials, Rivets, Bolts, and other Fastenings, Journals and Shafting, Couplings, Pedestals, 

 Transmission of Power by Gearing, Belting, Ropes and Chains, with 387 illustrations, Svo. cl., 

 55 (p. 7s 6rf nett) 1909 



15362 The Testing of Materials of Construction: a Text-Book for the Engineering 



Laboratory and a Collection of the Results of Experiment, with 5 plates and 141 other illustrations, 

 thick Svo. cl., with auto. ofF. J. Jervis-Smith, pr., F.R.S. , 7s (p. £1. Is) 18S8 



