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



5109 VITALE (Geronimo, Cler. Reg.) LEXICON MATHEMATICUM, hoc est Rerum omnium ad 

 universam plank Mathesim quoquo Modo, directe vel indirecte spectanctium, Collectio, et 

 Explicatio ; with engraved title, and numerous engravings on copper, thick 4to. old calf (back 

 damaged), 6s Qd Romaj, 1690 



' Containing much information respecting the history of mathematics'. M. Libri. 



5110 VIVIANI ( Vincenzo ; F.R.S.) ENODATIO PROBLEMATUM UNIVERSIS GEOMETRIS propositorum t\ 

 CLAUDIO COMLERS ; prsemissis TENTAMENTIS variis ad SOLUTIONEM illustris V T eterum Problematis 

 de ANGULI TRISECTIONE ; with plates, 4to. old Italian vellum (fine copy), 10s Qd Florentice, 1677 



'He explained in 1677 how an angle conld be trisected by the aid of the equilateral hyperbola or the conchoid.' 

 W. W. R. Ball. 



5111 [ ] FORMAZIONE, e MISURA di tutti i CIELI, con la STRUTTURA, e QUADRATURA esatta 



dell' INTERO, e delle Parti di un Nuovo Cielo ammirabile, e di uno degli Antichi delle Volte 

 Regolari delle Architetti, cnriosa Esercitazione Mateniatica di V.V. ultimo Scolare del Galileo ; 

 with diagrams, 4to. Italian vellum gilt (rare), 15s ib., 1692 



' In 1002 he proposed the problem to construct four windows in a hemispherical vault so that the remainder of the sur- 

 face can be accurately determined : a celebrated problem of which analytical solutions were given by Wallis, Leibnitz, 

 David Gregory, and James Bernoulli.' W. W. R. Ball. The above work contains, inter alia, the solution of this problem, 

 which according to Montucla is superior to all others. 



5112 De Locis SOLIDIS secunda DrviNATio GEOMETRICA in V Libros amissos ARISTAE! 



SENIORIS Geometrse ; OPUS CONICUM, continens Elementa Tractatuum ejusdem Viviani, quibus 

 tune ipse multa, maxima, et abdita, in Mathesi Theoremata demonstrare cogitaverat . . . 

 Addendia auctum, etc.; with fine portrait of Galileo by F. A. Lorenzini, 2 folding plates and 

 numerous diagrams, folio, (?) LARGE PAPER; old calf extra (joints weak, otherwise a FINE COPY), 

 with bookplate of Philip 2nd Earl Stanhope, F.R.S. , 16s Qd ib. [1701] 



5113 ANOTHER COPY, old calf extra (FINE COPY), UsQd 



' Contenant une multitude de proprietes nouvelles des sections coniques'. Montucla. 



5114 De MAXIMIS et MINIMIS GEOMETRICA DIVINATIO in V. CONICORUM APOLLONII PERG^I 



adhuc desideratum; with plates, and numerous diagrams, 2 vols. folio in 1, LARGE PAPER ; old 

 mottled ca//(FiNE COPY), with bookplate of Philip 2nd Earl Stanhope, F.R.S., 15s ib., 1659 



' Get ouvrage savant se rencontre difficilement.' Brunei. ' Eine der sehr wenigen Wiederherstellungen, von deren Werte 

 man nachtraglich durch Wiederauffindung des wahren Wortlautes sich iiberzeugen konnte.' Prof. Moritz Cantor. 



5115 VLACQ, (Adriaen) TABULA SINUUM, Tangentium, et Secantium, et LOGARITHMI Sinuurn, 

 Tangentium, et Numerorum, ab Unitate ad 10,000, cum Methodo facillima, illarum Ope, resolvendi 

 omnia Triangula Rectilinea et Sphserica, et plurimas Qurestiones Astronomicas ; Ed. ultima, ab 

 ionumeris Mendis purgata, 12mo. old calf (cracked) , 3s Qd Amst., 1742 



5116 TRIGONOMETRIA ARTIFICIALIS : sive Magnus Canon Triangulorum Logarithmicus, aJ 



Radium 10,000,000,000, et ad dena Scrupula Secunda ; cui accedunt HENRICI BRIGGII Prof. 

 Oxoniensis CHILIADES LOGARITHMORUM XX pro Numeris Natural! Serie crescentibus ab Unitate 

 ad 20,000, quorum Ope Triangula Plana et Sphserica, inter alia Nova Eximiaque Compendia e 

 Geometricis Fundamentis petita, sola Additione, Subtractione, et Bipartitione, exquisitissime 

 dimetiuntur ; with numerous diagrams, folio, hf. French morocco gilt (GOOD COPY) ; VERY RARE, 

 2. 2s Goudce, 1633 



This important work formed the basis of Vega's Thesaurus (q. v. ante), where it is termed 'opus rarissimum', and 

 contains the logarithmic sines and tangents to ten places of figures, with their differences, for every 10 seconds in the 

 quadrant, also Briggs's tables of the first 20,000 logarithms carried to ten places of figures, besides a description of the 

 tables and their applications, chiefly extracted from Briggs's Trigonometria Britannica, which was published in the same 

 year by the same publishers. 



5117 VOCH (Lukas) Die KUNST SONNENUHREN auf das Papier oder eine Mauer zu zeichnen, durch 

 Htilfe des jeglichen Orts gewOhnlichen Werkmaases, oder auch mittelst des Halbzirkels; with 

 7 folding copperplates, 12mo. sewn, uncut (rare), 12s Qd Augsburg, 1778 



Not noticed by Graesse. 



5118 VOGEL (Hermann Wilhelm) The CHEMISTRY of LIGHT and PHOTOGRAPHY in their Applica- 

 tion to Art, Science, and Industry ; thoroughly revised Ed., with photographic and other plates, 

 and woodcuts, cr. 8vo. cl., 2s Qd 1876 



5119 LEHRBUCH der PHOTOGRAPHIE, enthaltend die photographische Chemie, Praxis und 



Aesthetik, 3. ganzlich umgearbeitete Auflage; with plate 0/16 colours, and another of their photo- 

 graphic equivalents, photographic plate, and 250 woodcuts, 8vo. sewn, 3s (p. M. 12) Berlin, 1878 



5120 VOGT (Carl) LEHRBUCH der GEOLOGIE und PETREFACTENKUNDE, 4. [neueste], vermehrte und 

 verbesserte Auflage; with 1558 woodcuts, 2 vols. 8vo. hf. calf, 12s Qd (p. M. 26 sewn) 



Braunschweig, 1879 



5121 VOGT (Johann Gustav) ENTSTEIIEN und VERGEHEN der WELT als kosmischer Kreisprozess, 

 auf Grund des pyknotischen Substanzbegriftes, 2. [neueste] umgearbeitete Auflage, ergiinzt durch 

 die Behandlung der wichtigsten Probleme einer realen Weltanschauung von durchaus neuen 

 Gesichtspunkten ; with 146 woodcuts, roy. 8vo. (pp. 1005), cl., 4s (p. M. 13) Leipzig, 1901 



5122 VOIRON ( , prof, de mathematiques au Prytanee Militaire) HlSTOlRE de 1'ASTRONOMIE 

 depuis 1781 jusqu'a 1811, 4to. ///. russia gilt (one joint cracked), with Sandhurst College bookplate, 

 6s Qd 1810 



Intended as a supplement to Bailly's ' Histoire de 1'Astronomie ' (v. Nos. 228-31, ante). 



5123 VOLKMANN (Paul, Univ. Konigsberg) EINFUHRUNG in das STUDIUM der THEORETISCHEN 

 PHYSIK, insbesondere der analytiscben Mechanik, mit Einleitungin dieTheorie der physikalischen 

 Erkenntniss ; with diagrams, roy. 8vo. sewn, Qs (p. M. 9) Leipzig, 1900 



5124 VOLPICELLI (Paolo) NUOVA GENERALE SOLUZIONE della x 2 -f y 2 z 2 , e sue Conseguenze, 

 4to. (pp. 51), seven, with inscr. to the Duca di Rignano, 3s Qd Roma, 1851 



5125 SOLUTION d'un PROBLEME de SITUATION relatif au CAVALIER des CHECS, 4to. (pp. 9), 



sewn, 2s 1850 



