HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 43, PICCADILLY, W. 523 



10491 LANKEREN MATTHES (D. van) Over de SPIRAAL-LIJNEN ; with folding plate, roy. 8vo. 

 (pp. 54), sewn, Is Qd Amsterdam, 1857 



10492 LANSBEBG [recte LAENSBERGrH] (Philips van) BESCHRIJVINGH der VLACKE SONNE- 

 WYSERS : in welcke de waere Manier, om deselve op allerhande Vlackten te betrecken, volgens 

 Wiskonstige Regulen geleert, ende door een groot getal Vertoog-schetzen aengewesen \verdt, 

 nieuwelijx oversien ende met noodige Byvoeging verrijckt door JACOB MOGGE ; with numerous 

 large diagrams, and woodcuts, sm. folio, sewn (RARE), 1. Is Middelburgh, 1675 



10493 ANOTHER COPY, sound copy in hf. parchment, 1. 5s 



10494 URANOMETRLE Libri III, in quibus Lunse, Soils, et reliquorum Planetarum, et 



Inerrantium Stellarum Distantise h, Terra, et Magnitudines, hactenus ignoratre perspicue 

 demonstrantur ; with numerous diagrams, sm. 4to. sewn (fine and large copy] ; rare, 12s Qd 



ibidem, 1631 



10495 LAP AGE (Richard Herbert, M.I.C.E., Argentine Govt. By.) On COMPOUND LOCOMOTIVES, 

 with IS plates, 8vo. (pp. 63), sewn, 2s 1889 



Favouring the Worsdell-von Borries system. The full Discussion on the paper is included. 



10496 LAPAZZAJA [hie LAPIZZAYA] (Abbate Georgio, Canonico Monopolitano] FAMILIARITA 

 d'ARiTHMETiCA e GEOMETRIA, con I'usitata PRATTICA NAPOLITANA, nuovamente con somma 

 Diligentia ristampata e correta. Aggiontovi molti bellissimi GIOCHI et altreGENTiLEZZE, per VIA 

 di NUMERI, prima edizione Italiana ; with vignette on title, and numerous other woodcuts and 

 diagrams, sm. 4to. boards (a few corners worn away, also a few II. repaired and others slightly 

 wormed) ; RARE, 1. Is Napoli, H. Salviani, 1566 



THE FIRST ITALIAN EDITION. According to Barbieri, tke work was originally published in Latin in the same year. 

 Riccardi gives no collation of the above edition, and had apparently seen no copy of it. 



10497 D'ARITMETICA e GEOMETRIA ; with woodcut title containing the author's portrait, and 



numerous woodcuts and diagrams, sm. 4to. old vellum (water-stained, and slightly wormed) ; RARE, 

 1. 55 [col. :] ibidem, Mattio Cancer, 1569 



The above two works were quite unknown to Professor de Morgan, who has not even included the author's name in his 

 List of 1580 authors of arithmetical works. The above edition was also unknown to Riccardi, nor was there a copy of 

 either work in the Libri Library. 



10498 LAPI (Giovanni Girolamo) LEZIONE ACCADEMICA intorno I'ORIGINE de' due LAGHI ALBANO 

 e NEMORENSE; with vignette on title, 4to. (pp. 27), sewn, 2* Qd Roma, 1781 



10499 LAPLACE (Pierre Simon Marquis de ; F.R.S.) ESSAI PHILOSOPHIQUE sur les PROBABILITES ; 

 2 e Edition, augmented, 8vo. hf. calf gilt, 3s 1814 



10500 EXPOSITION du SYSTEMS du Monde, 4 e Edition, revue et augmented par I'AUTEUR ; 



with fine portrait, ^to. unbound, 9s 1813 



10501 MEME EDITION, 2 vols. 8vo. hf. russia (joints cracked), sQd 1813 



This edition contains three chapters left out in the later ones, viz., Ue la stabilite de 1'equilibre des mers : Reflexions 



sur la loi de la pesanteur uni verselle ; de 1'attraction uioleculaire (pp. 52). 



10502 CINQUIEME EDITION, revue et augmentee par I'AUTEUR, with fine portrait, 4to. sewn, 



7s Qd 1824 



Pp. 312-99 give a concise history of [astronomy, considered a masterpiece of French literature, which procured his ad- 

 mission to the French Academy. The work also contains his celebrated nebular hypothesis. 

 'A very clear popular exposition of the laws of the celestial motions.' Prof. Simon Newcomb. 



10503 The SYSTEM of the WORLD, translated by JOHN POND, F.R.S., 2 vols. 8vo. hf. calf, 



7s Qd 1809 



10504 PRECIS de I'HISTOIRE de TASTRONOMIE, 2 e Edition, 8vo. sewn, 2s 1863 



10505 THEORIE ANALYTIQUE des PROBABILITES, 2 e Edition, revue et augmented par 



I'AUTEUR ; avec 2 Supplements in 1 vol. 4to. hf calf (rubbed), Us 1814-18 



10506 LA MEME, avec les 3 e ET 4 e SUPPLEMENTS in 1 vol. 4to. nice copy in hf. caff gilt, 



1. Is 1814-25 



'The introduction (pp. cvi) is an admirable and masterly exposition without the aid of* analytical formulae of the 

 principles and applications of the science. One of the most important parts is the application of probability to the 

 method of least squares.' Prof. Cajori. It also contains Laplace's theory of generating functions. 



10507 TRAITE de MECANIQUE CELESTE [avec les 4 Supplements], premiere edition, 5 vols. 



4to. oldhf. calf, uncut (some joints cracked) ; RARE, 2. 55 An VII [1798- ] 1825 



10508 VOLUMES I-IV ONLY, with 2 Supplements, 4 vols. 4to. sewn, uncut, 17s Qd 



An F/7 [1798]-! 805 



' Selon M. A. Maury des fautes graves se sont glisse'es dans 1'impression de la nouvelle Edition, et laissent ainsi ;\, la 

 premiere toute sa raret6 et tout son prix. 5 Biogr. Gin. 



10509 LE MEME (Tomes 1 k III, 2 Ed., IV k V, premiere edition), avec tous les Supple- 

 ments, 5 vols. 4to. hf. calf gilt, cl. sides (fine copy), 2. 5s 1829-5 



10510 TREATISE upon ANALYTICAL MECHANICS: being the FIRST BOOK of the MECHANIQUE 



[sic] CELESTE, translated, with Notes, by JOHN TOPLIS, pr., Fellow of Queen's Coll., Cantab. 



folding plate, 8vo. boards, uncut (name torn off title), 4s Nottingham, 1814 



10511 : [YOUNG (Thomas, M.D., F.R.S.)] ELEMENTARY ILLUSTRATIONS of the CELESTIAL 



MECHANICS of LAPLACE, PART I (all pub.), comprehending the FIRST BOOK, ivith numerous 

 diagrams, 8vo. boards, uncut, 5s Qd 1821, or '32 



Including original contributions on the motion and cohesion of fluids, and on 'interpolation and extermination. 1 



10512 LA PRISE (R. Qervais de) METHODS NOUVELLE et GENRALE pour tracer facilement des 

 CADRANS SOLAIRES sur toutes SURFACES PLANES, en Situation quelconque, sans Calcul ni 

 embarras d'Instrumens, par un seul Probleme Geometrique. PRINCIPES et USAGE du COMPUT 

 et de 1'ART de VERIFIER les DATES ; with 24 folding plates, 2 vols. 8vo. in 1, contemporary French 

 calf gilt (rare), 1. Is Caen, \7Sl-Bayeux, 1780 



10513 LAPWOBTH (Charles, F.R.S.) INTERMEDIATE TEXT-BOOK of GEOLOGY, with 174 woodcuts, 

 cr. 8vo. cl., 2s Qd (p. 5*) Edin., 1899 



