216 HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 



4251 SCHLEGEL (G-ustave) URANOGRAPHIE CHINOISE, ou PREUVES directes que I'ASTRONOMIE 

 PRIMITIVE est originaire de la CHINE, et qu'elle a ete empruntee par les Anciens Penples Occident- 

 aux a la Sphere Chinoise, 2 vols. impl. 8vo. : ATLAS CELESTE, Chinois et Grec, d'apres le TIEN- 

 YouEN-Li-Li ; with 1 plates, obi. folio 3 vols. sewn, 18s Qd (p. 1. 10s nett) La Haye, 1875 



4252 - ANOTHER COPY, wanting the Atlas ; sewn, 10s 



4253 SCHLCESING Fils (Theodore) PRINCIPES de CHIMIE AGRICOLE, 2e Ed. ; cr. 8vo. sewn, 

 Is Qd [1897] 



4254 SCHMID (Wolflfeang-, Rechenmeyster zu Bamberg], Das ERST [ZWEIT, DRITT vnd VIERT] BUCH 

 der GEOMETRIA. Ein kurtze vnterweisung, was, vn warauff Geometria gegriindet sey, und wie 

 man, nach anweysung der selben, mit dem Circkel und Richtscheydt, allerley Lini, Flech, vnd 

 Cb'rperausstbeylen, vnd, in fiirgegebner proportion, machen soil ; handsomely printed in gotfjtr tgpr, 

 with numerous geometrical figures, sm. 4to. old vellum, 1. 10-9 [col. :] Niirnberg, Joh.Petreius, 1539 



VERY RARE, and unknown to Poggendorff, Ebert, and Bru.net ; while Kaestner, who describes the work at some length 

 in his ' Geschichte der Mathematik ', mentions that his copy wanted the title. 



4255 SCHMIDT (J.) BEITRAGE zur KENNTNISS der BUCHSENMACHERKUNST, und zur richtigen 

 Beurtlieilung der Schiessgewehre ; with 9 large folding plates, I2mo. (interleaved) ; hf. calf 

 (wanting 1 plate], 3s Qd Weimar, 1843 



4256 ANOTHER COPY, with 10 folding plates (perfect}: Die GEHEIMNISSE der ENGLISCHEN 



GEWEHRFABRICATION und BUCHSENMACHERKUNST, sowie der Erzeugung der verschiedenen 

 Eisensorten zu den feinsten Jagdgevvehren, aufgedeckt und erliiutert von William Greener, 

 ubersetzt von C. H. SCHMIDT ; with 16 plates, 2 vols. large 12mo. in I, hf. calf gilt, 12s Qd ib., 1843-2 



4257 SCHMIDT (Johann Friedrich. Julius, Sternwarte zu Athen] ERLAUTERUNGSBAND zur 

 CHARTE der GEBIRGE des MONDES, nach eigenen Beobachtungen in 1840-74 entworfen, large 4to. 

 boards, Qs (p. M. 16.) Berlin, 1878 



4258 - Das ZODIACALLICHT : Ubersicht der seitherigen Forschungen nebstneuen Beobachtungen, 

 1843-55, 8vo. sewn, 2s Braunschweig, 1856 



4259 SCHMIDT (Julius, Stuttgart] Uber die ERFORSCHUNG der KONSTITUTION und die Versuchezur 

 SYNTHESE WICHTIGER PFLANZENALKALOIDE, roy. 8vo. buckram, 5s Stuttgart, 1900 



4260 SCHNEEBERGER (Anton, medicus Tigurinus] De MULTIPLICI SALIS Usu Libellus, 12mo. 

 old hf. calf (very rare], 10s Qd Cracovice, Lazarus Andrew, 1562 



Unknown to bibliographers. 



4261 SCHNEITLER (C. F.) Die INSTRUMENTS der hoheren und niederen MESSKUNST ; with 213 

 woodcuts, 8vo. sewn, Is Qd Leipzig, 1848 



4262 ZWEITE, sehr vermehrte und verbesserte AUFLAGE ; with 228 woodcuts, 8vo. sewn (out of 

 print),2sQd ib., 1852 



4263 SCHOOTEN (Frans van) MATHEMATISCHE OEFENINGEN, met een Tractaet, handelende van 

 REECKENING in SPEELEN van GELUCK, door CHRISTIANUS HUGENIUS ; desen druck vermeerdert 

 met en korte verhandeling van de FONDAMENTEN der PERSPECTIVE ; with numerous woodcuts and 

 diagrams, sm. 4to. old white vellum, 12s Qd Amsterdam, 1659-60 



4264 ANOTHER COPY, wanting the collective title ; old white vellum, 10s 



The Dutch edition of the Exercitationes Mathematical, ' in which he recommended the use of coordinates in space of three 

 dimensions '.W. W. R. Ball. It is further valuable for the treatise by Christiaan Huygens, one of the lirst on the theory 

 of probabilities. The treatise on perspective is contained in this edition only. 



4265 De ORGANICA CONICARUM SECTIONUM in PLANO DESCRIPTIONS, cum Appendice de 



CUBICARUM ^QUATIONUM RESOLUTIONS ; with numerous woodcuts and diagrams, cr. 4to. old 

 vellum, or, old calf, newly rcbacked, 12s Qd Lugd. Bat., ex. Off. Elzeviriorum, 1646 



Of great interest for the first chapter, ' De rectis lineis, quse in piano ex motu implicate describuntur', in which the 

 author devises a method of drawing a straight line by means of a link and a triangular ruler, especially in connexion with 

 the alleged discovery of drawing straight lines by linkages by A. Peaucellier in 1864. 



4266 - TRIGONOMETRIA TRIANGULORUM PLANORUM, cum Sinuum, Tangentium, et Secantium 

 Canone accuratissimo, Latine reddita a JOANNE MAGIRO ; with engraved front., and numerous 

 diagrams, 18mo. contemporary calf, 4s Qd Bruxellis, 1683 



v. DESCARTES (Nos. 1023-4), ante. 



4267 SCHORLEMMER (Carl, F.R.S.) MANUAL of the CHEMISTRY of the CARBON COMPOUNDS; 

 or, Organic Chemistry, with woodcuts, 8vo. cl., 3s (p 14s) 1874 



v. ROSCOE (No. 4079), ante. 



4268 SCHRECKENFUCHS (Erasmus Oswald ; Univ. Freiburg] COMMENTARIA in NOVAS 

 THEORICAS PLANETARUM GEORGII PURBACHII, quas etiam brevibus Tabulis pro eliciendis turn 

 mediis turn veris motibus omnium Planetarum, item TABULIS CON JUNCTIONUM et OPPOSITIONUM 

 ac ECLIPSIUM LUMINARIUM ad summum illustravit, etc. ; acce?serunt varia exempla et demon- 

 strationes, quibus Astronomiae studiosus suo marte omnis geneiis tabulas secundorum mobilium 

 facile conficiet, etc., pr.Tterea elegantes singulorum Planetarum sphrcrte. PHILIPPI insuper 

 IMSSERI Medici et Mathematici in eiusdem Purbachii Theoricas, tabulis utilissimis adiectis ; with 

 very numerous woodcuts and diagrams, folio, old beards (FINE AND VERY LARGE COPY), 1. 10s 



[col. :] Basilcce, per Henrichum Petri, 1556 



FIRST EDITION, and VERY RAPE. The colojhon is rn p. 412, after which are two 11., rtolemai de Chordis Talnila; 

 numbered 413, 414, 415, and 424. Later editions were published in 1C9 and 1570. The work was unknown to Graessc, 

 Unmet, or Ebert. 



v. PTOLEMAEUS, ante. 



4269 SCHRON (Ludwig, Jena Observatory) SEVEN-FIGURE LOGARITHMS of Numbers from 1 to 

 108,000, and of Sines, Cosines, Tangents, Cotangents to every 10 Seconds of the Quadrant; with 

 Table of Proportional Parts; 5th Ed., with Description by AUGUSTUS DE MORGAN, F.R.A.s. ; 

 printed on green paper, impl. 8vo. hf. morocco, 10s Qd 1865 



' The most powerful and best printed ten -second -tables which I have seen. 1 Prof, de Morgan. 



