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



12784 ODDI ( Joseph, de VArchigyinnase de Rome) Recherches Mecaniques sur la Theoeie dn 

 TiRAGE des VoiTURES, ou Application des Principes de la Mecanique a cette meme Theone^ 

 ivith folding plate, 8vo. sewn, ^s 6d ^^^ 



' Aucun niatheiuaticien na applique directemeut a ce meine examen les principes de la mecanique.'— P. 1. 



12785 ODDI (Muzio, da Urbino ; designer of the Fortress of Lucca) Fabrica et Uso del bOM- 

 PASSO POLIMETRO ; with engraved vignette on title, woodcut initials, and numerous diagrams^ 

 sm. 4to. sound copy in old limp vellum (RARE), 15* Milano, Fr. Fobella, 1633 



' Raio ed apprezzato. Lo strumento di cui I'autore espone la descrizione e Fuso, e il couipasso di proporzioiie, o 

 Galileano, In questa come nelle altre sue opere, addimostra non commune coguizione delle matematiche, e dalla 

 prefazione possono raccogliersi interessanti uctizie sulla storia della invenzione di cotesto strumento ' .—Riccardi. 



12786 Dello Squadro ; with numerous engravings on copper and wood, sm. 4to. sound copy 



in old Italian vellum (rare), 18* 6c? ibidem, Bart. Fobella, 1625 



' E opera rai-a ed anche pregiata per la qualita della stampa. Questo libro puo considerarsi come un trattato di 

 ajn-imensura : iniperocche I'autore, premossa la descrizione dello squadro agrimensorio. da le regole per adoperano 

 nella misurazione di terreni ; e si estende nella risoluzione di problemi relativi alli geometria pratica ed all' altnnetna. 

 E notcvole che gli squadri agrimensorj allora usati portassero i traguardi corrispondenti ancora all' angolo di 00' ; il cae 

 jMirmi faciliterebbe audit' oggi giornoi rilievi planimetrici che si possono eseguire con (luesto strumento'.— if/ccar*. 



12787 ODLING (William, f.r.s., Waynflete Prof. Chemistry, Oxon.) Abstracts of Lectures at 

 the Royal Institution [1868-73], bvo. cl., icith inscr. to Dr. W. J. Russell, F.R.S. (scarce), 

 6» 1874 



12788 AccouNTof Guy's Hospital Well, with coloured folding plate, 8vo. (pp. 19), seivn, 



with inscr. to Dr. [Sir Edward] Frankland, F.R.S., U M [c. 1859] 



The Guys Hospital well was sunk in 185S through the London Clay to the chalk to a depth of 207 feet. ^ ^ 



12789 On Acids and Salts, 8vo. (pp. 7), sewn, with inscr. to Sir E. Frankland, F.R.b., 



Is 6d I860 



12790 On tlie Constitution of the Hydrocarbons, 8vo. (pp. 4), unbound. Is Od 1855 



12791 Course of Practical Chemistry for Medical Students, 4th Edition, u-ith 71 



woodcuts, post 8vo. cl. {some II. pencilled), IsQd 186tJ 



12792 Fifth Edition [revised and enlarojed by John Watts and Sir Thomas Stevenson], 



with 71 woodcuts, post 8vo. cl., with auto, of W. J. Russell, F.R.S. , 2s (id (p. 65) 1876 



12793 On Mr. Graham's Researches on Dialysis, 8vo. (pp. 4), unbound. Is Qd 1862 



12794 On Magnesium, Calcium, Lithium, and their Congeners, 8vo. (pp. 6), unbound, 



Ued 1859 



12795 Manual of Chemistry, Descriptive and Theoretical, Part I (all published), ivith 



woodcuts, 8vo. boards, or, hf. calf {Joints cracked), 5s 1861 



' This manual purposes to show how the employment of unitary formula^ facilitates the generalisation of chemical 



truths.'— Adirrtisemcnt. It is based on the newer type or substitution theory as propounded by Gerhanlt 



and Laurent. 



12796 On the Natural Groupings of the Elements, Part I, 8vo. (pp. 35), sewn, 3s 1857 



Interesting as having been written 8 years before Newlands pu))lished his theory of chemical octaves [v. Ko. 12481], 

 afterwards developed into the Periodic Law by Mendelejeff and Lothar Meyer. The author enumerates 13 groups. 



12797 On Ortho- and Meta-Silicates, 8vo. (pp. 7), sewn, ivith inscr. to Sir E. Frankland 



F.R.S., Is 6d 1859 



12798 Outlines of Chemistry, or Brief Notes of Chemical Facts, post 8vo. (pp. 468), cl.{o. /?.), 



ivith auto, of W. J. Russell, F.R.S., Ss 6d 1870 



12799 Remarks on the Doctrine of Equivalents, 8vo. (pp. 9), sewn. Is 6d 1858 



12800 Report on the Effects of Sewage Contamination upon the River Thames, 8vo. 



(pp. 22), sewn, 2s 6d Lambeth, by Order of the Vestry, 1858 



Curious as a minimising report on the state of the River at the time when it stank out the House of Commons ; tuA 



directed against the main drainage scheme long since carried out, which has helped to make London the healthiest grea:^ 



town in the world. No doubt it comforted the Vestry. 



12801 On Some Failures of Marsh's Process for the Detection of Arsenic, 8vo. (pp. S), 



unbound, with author's inscr. to Sir E. Frankland, F.R.S., 2s n. d. 



'Odling deserves credit for being instrumental in causing a constant replaceable value to be ascribed to i)articulr.: 

 elements, to hydrogen and oxygen in particular, whereby the atomic weights of those two latter served as standards f : 

 fixing replaceable values of other elements and compound radicals.'— Pro/. J£. v. Mv.yer. 



12802 O'DBISCOLL (Florence, a.m.i.c.e.) Notes on the Treatment of Gold Ores, with 28 wood- 

 cuts, roy. 8vo. (pp. 200), cl. 3-9 Qd (p. 8s 6c? nett) 1889 



12803 OERSTED (Hans Christian, Univ. Copenhagen; F.R.S.) Recherches sur I'Identite des 

 Forces CniMiQUEset Electriques, traduit de PAllemand par Maroel deSerres; with plate, 

 8vo. sewn {rare), Ss Qd 1813 



Important in connexion with the ilynamic theory of chemistry, lirst propounded by Berthollet, to whom the work vs 

 dedicated. The author is well-known as the discoverer of electro-magnetism. 



12804 OGIIiBY (William, Trinity Coll., Cantab, f.g.s., m.r.i.a.) New Theory of the Figure of 

 the Earth, considered as a Solid of Revolution , founded on the Direct Employment of the 

 Centrifugal Force, instead of the common Principles of Attraction and Variable Density, diagrams, 

 roy. 4to. (pp. 121), sewn, 4s (id 1872 



'The theory of the figure of the earth is perhaps better adapted than any other problem of physical science 'lo 

 exhibit the abuses of the analytical treatment here referred to, and the fallacy of its results.'— Pre/oce. The author 

 claims that the figure of the earth is the result of centrifugal force only, and not of gravitation. 



12805 OIL and COLORMAN (The), and Painters' Manual, conducted by Peter Thompson, 

 8vo. (pp. 496), cl., 5s 1863 



All that was published of a work to elevate the British Oilman. The editor produced designs for the new Houses *d 

 Parliament, and for Healthy Moral Homes for Agricultural Labourers. There are many articles on White Lead, t)-.<' 

 Electric Light, Petroleum, etc. etc., and weekly Prices Current. 



12,S06 OLDHAM (Richard Dixon ; f.r.s. ; Geol. Survey, India) On the Propagation of Earth- 

 quake Motion to Great Distances, roy. 4to. (pp. 40), sewn. Is 6d 1990 



