HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 361 



7059 COYTIER (P. L.) RKCHERCHES MATHEMATIQUES sur diverses QUESTIONS NON RESOLUES, pu 

 dont la Solution laisse quelque Chose k desirer ; with folding table, 2 parts 4to. (pp. 32), sewn, with 

 numerous MS. notes by GIUSEPPE CALANDRELLI, mathematician (1749-1827), 6.9 1811 



7060 CRAHAY (Jacques Guillaume, Univ. Catholique, Louvain) MEMOIRE sur les INSTANS du 

 MAXIMUM et du MINIMUM de HAUTEUR DIURNE du BAROMETRE, aux diverses Saisons pendant 

 le Jour ; with % folding plates, 4to. (pp. 36), sewn, 3s Qd [Louvain, 1835] 



7061 CRAMER (Gabriel, F.R.S.) INTRODUCTION a I'ANALYSE des LIGNES COURBES ALGEBRIQUES; 

 with 33 folding plates, thick 4to. old calf, newly rebacked (FINE COPY i ; VERY RARE, sold Geneve, 1750 



' Containing the earliest demonstration that a curve of the n' h degree is in general determined if i n (n + 3) points on it 

 be given.' W. W. R. Ball. 



According to Prof. Cantor, this, together with Euler's Introductio (v. No. 1254, ante), forms the first actual text-book on 

 algebraic curves, ' in einer Vollendung wie sie nur als Frucht jahrelanger Vorbereitung erreicht werden kann.' 



7062 CRAMER (Johann Andreas, M.D.) ELEMENTS of the ART of ASSAYING METALS: Theory 

 and Practice, deduced from the true Properties and Nature of Fossils, confirmed by the most 

 accurate and unquestionable Experiments, etc. [trans.] , with Notes and Observations not in the 

 Original, by CROMWELL MORTIMER, M.D., F.R.S., and with List of the chief English Writers on 

 Minerals and Metals, 2nd Ed., with 6 folding copperplates of metallurgical plant and instruments, 

 8vo. contemporary calf gilt, or, old calf, newly rebacked, 12* Qd 1764 



' He was the first who reduced the art of assaying in metallurgy into a system.' Rose. ' Ses ouvrages temoignent de 

 grandes connaissances en mine'ralogie et enhistoire naturelle.' Biogr. Gen. 



7063 CRAMPTON (Josiah, Rector of Killesher) The LUNAR WORLD, its Scenery, Motions, etc. ; 

 considered with a View to Design, 4th Ed., with 1 plates, besides woodcuts, fcap. 8vo, cl. gilt, 

 2s Qd Edin. y 1863 



Giving a very clear idea of physical conditions in the Moon. 



7064 CRAPPER (Ellis Herbert, Univ. Sheffield) ELECTRIC and MAGNETIC CIRCUITS, with diagrams, 

 8vo. cl., Qs tid (p. 10s 60? nett) [1903] 



7065 CRAWFORD (James Ludovic Lindsay, 26th Earl of, K.T., F.R.S. ; bibliophil) SCREW 

 CUTTING TABLES, for ENGINEERS and MACHINISTS, giving the Values of the Different Trains of 

 Wheels required to produce Screws of any Pitch, oblong 4to. cl., Is Qd 1878 



7066 - : DUN ECHT OBSERVATORY PUBLICATIONS [RALPH COPELAND, F.R.A.S, Astronomer: 

 with Prefaces to each Division by LORD CRAWFORD], with folding plates and diagrams, 

 COMPLETE in 3 vols. 4to. boards, 1. 5s Dun Edit, Aberdeen, 1876-85 



CONTENTS : I. F. G. W. Struve's 'Stellarum Duplicium Mensur* Micrometricfe 1 (1837), with Additions, and re-arranged 

 and brought up to 1875: II. Mauritius Expedition, 1874: Determination of the Solar Parallax, and Description of the 

 Helionieter used : III. : Determinations of Longitude and Latitude. 



ONLY A LIMITED NUMBER WERE PUBLISHED, FOR PRIVATE DISTRIBUTION, of these publications of Lord Crawford's 

 Observatory, which, together with its valuable astronomical library, was presented by him in 1888 to the nation. 



7067 - VOL. I ONLY, with plate, 4to. sewn, 8s Qd ibidem, 1876 



7068 CRELL (Lorenz Florenz Friedrich. v.; Univ. Gottingen ; F.R.S.) AUSWAHL aller eigen- 

 thiimlichen ABHANDLUNGEN und BEOBACHTUNGEN aus den NEUESTEN ENTDECKUNGEN in der 

 CHEMIE, herausgegeben mit einigen Verbesserungen und Zusatzen ; with plates, 4 vols. 12mo. 

 sewn (RARE), 1. 10s Leipzig, 1786 



7069 - CHEMISCHES ARCHIV; with 2 plates, COMPLETE in 2 vols. 12mo. sewn (RARE), 1. Is 



ibidem, 1783 



7070 NEUES CHEMISCHES ARCHIV, Band 1, 37 ; with plates, 6 vols. 12mo. sewn (RARE), 



1. 155 ib., 1784-8 



7071 - BAND 36, 4 vols. 12mo. sewn, 18s Qd ib., 1785-7 



Forming a continuation of ' Chemisches Archiv.' It includes a GENERAL INDEX to the former and vols. 1-6 of N. C. A. 

 Both publications were continued by the author's 'Chemische Annalen", and are important as the earliest journal 

 exclusively devoted to chemistry. 



7072 - CHEMISCHES JOURNAL fur die Freundeder Naturlehre, Arzneygelahrtheit, Haushaltungs- 

 kunst und Manufacturen, COMPLETE in 6 vols. 12mo. in 3, sewn (RARE), 2. 2s Lemgo, 1779-81 



7073 BAND III, 12rno. boards, 4s ib., 1780 



7074 BEYTRAGE zu den CHEMISCHEN ANNALEN, Bd. I, II 1.-3. Stiick, IV 2.-4. Stuck, V 1.-2. 



Stiick ; with plate, 6 vols. and parts 12mo. sewn, 1. 5s Helmstadt, 1786-91 



7075 CRELLE (August Leopold) CALCULATING TABLES, giving the Products of every 2 Numbers 

 from 1 to 1000, and their Application to the MULTIPLICATION and DIVISION of all Numbers above 

 1000 ; revised by CARL BREMIKER, folio, cl., 12s 60? (p. 1. Is) 1897 



7076 CREMONA (Luigi, Univ. Rome; F.R.S.) ELEMENTS of PROJECTIVE GEOMETRY, trans, by 

 CHARLES LEUDESDORF, with 252 diagrams, 8vo. cl., 5s (p. 12s Qd) Clarendon Press, Oxford, 1885 



7077 , - ELEMENTS de GEOMETRIE PROJECTIVE, traduits, avec la Collaboration de FAuteur, par 

 EDOUARD DEWULF, I re Partie [seule parue] ; with 216 diagrams, 8vo. sewn (scarce), 10s 1875 



7078 - GRAPHICAL STATICS : Two Treatises on the Graphical Calculus and Reciprocal Figures in 

 Graphical Statics, trans, by THOMAS HUDSON BEARE, M.I.C.E , with diagrams, 8vo. cl., 5s 

 (p. 8s Qd) Clarendon' Press, Oxford, 1890 



One of the best shorter text-books on the subject, largely founded on the work of Mobius. 

 v. CHELINI, ante. 



7079 CRISTIANJL (Girolamo Francesco) Delle MISURE d'ogni GENERE, Antiche, e Moderne, con 

 Note Letterarie, e Fisico-Matematiche, a Giovamento di qualunque Architetto ; with allegorical 

 front, on copper by Giampicoli, vignettes, and 2 plates on copper, 4to. boards, 7s Qd Brescia, 1760 



7080 Delia INALVEAZIONE, e del REGOLAMENTO del FIUME BRENTA, conforme al Piano Idro- 



metrico di Angelo Artico, modificato da V Matematici : Trattato Critico-Idraulico ; with allegorical 

 front, and large coloured folding chart from above Padua to the sea, 4to. fine copy in contemporary 

 mottled calf gilt, 10s 60? Milano, 1795 



