368 1IKXRY SOTHERAN & CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 



7211 DEALTRY (William, F.R.S. ; Archdn. of Surrey) The PRINCIPLES of FLUXIONS, 2nd Edition, 

 enlarged, with numerous diagrams, large 8vo. hf. morocco gilt (scarce), 105 Qd 1816 



'A useful manual for students.' D. N. B. 



7212 DEBUS (Heinrich ; F.R.S.) Uber die ZUSAMMENSETZUNG der WACKENRODER'SCHEN FLUS- 

 SIGKEIT und die Bildungsweise der darin vorkommenden Kb'rper : CHEMISCHE THEORIE des 

 SciliESSPULVERS, II. Abhandlung 2 pamphlets post 8vo. sewn, with inscr. to Prof. A. W. 

 Williamson, F.R.S. ( from his friend the Author,' Is Qd Leipzig, 1887-91 



7213 DECKER (Ezechiel de, rekenmeester, Gouda) NIEUWE TELKONST, inhoudende de Logarithm! 

 voor de Ghetallen beginnende van 1 tot 10,000, ghemaeckt van HENRICO BRIGGIO, Professor van 

 de Geometrie tot Ocxfort; mitsgaders de Tafel van Hoeckmaten ende Raecklijnen door het 

 ghebruyck van Logarithm!, door EDMUND. GUNTERO ; welcke ghetallen eerst ghevonden zijn van 

 JOANNE NEPERO Heer van Merchistoun ; met Arithmetische, Geometrische ende Spherische 

 Exempeln ; with diagrams, Svo. contemporary Dutch vellum (SOUND COPY); RARE, 1. 10s 



Goude, P. Rammaseyn, 1626 



THE FIRST DUTCH TABLE OF LOGARITHMS, compiled in collaboration with ADRIAEN VLACQ, from the works of Napier, 

 Briggs, and Gunter. 



7214 DECTTPPIO (Conte Pompilio) Due FRAMMENTI SELENOGRAFICI ; with plate, Svo. (pp. 27\ 

 sewn, 2s Eoma, 1840 



COLIN MACLAURIN'S COPY OF THIS EXCESSIVELY RARE WORK : 



7215 [DEE (* Dr.' John; Warden of Manchester Collegiate Church, and alchemist and magician to 

 Q. Elizabeth}'] GENERAL and RARE MEMORIALS pertayning to the PERFECT ARTE of NAVIGATION : 

 Annexed to the PARADOXAL CUMPAS, in Playne : now ti rst published : 24. yeres, after the first 

 Inuention thereof, with fine woodcut on title showing several ships, with Q. Elizabeth on board the 

 largest, and beautiful woodcut with Sir Christopher Hatton's arms on last I., also several large wood- 

 cut initials, sm. folio, hf. roan (3 II. in very neatly written MS , and first 3 II. of the ' Advertisement ' 

 wanting, also corner of title mended ; otherwise a sound copy), with auto. Co : MAcLAURiN [F.R.S., 

 celebrated mathematician, 1698-1746] on title, 6. 6s [col. :] Printed by John Daye, 1577 



AN EXCESSIVELY RARE WORK, ONLY 100 COPIES HAVING BEEN PRINTED. The running title is ' The Brytisli Monarchie ', 

 and after p. f>l ' Georgii Geinisti Plethonis de Rebus Peloyounesi Oratioues II". There is also a dedication in verse to 

 Sir Christopher Hatton. 



The work was intended as a preface to a larger one on the same subject, which had never been printed. The adver- 

 tisement and preface of the above are reprinted in Beloe's An'c'lot?*, v. II, and in Chatham Miscellanies, v. 1. On p. 38 is 

 a paragraph, ' Of what importance it is, to be Lords of the Seas ', ending with ' God graunt us the verity and frute, of this 

 Sea Souerainty, every way : and that with all Oportunity.' 



The above copy was sold at auction in 1905, when it fetched 11. Zs. 



7216 PARALLATICAE COMMENTATIONIS PRAXEOSQUE NUCLEUS quidam [edente, cum Prrefa- 



tione ad Lectorem, THOMA DIGGES] ; with arms on title, and numerous diagrams, sm. 4to. sewn 

 (LARGE AND SOUND COPY) ; RARE, 1. 5s Londini, apud Johannem Dayum, 1573 



Though chiefly known now as an astrologer, Dr. Dec was one of the most eminent English mathematicians uf his tims, 

 John Davis, iw his ' Seaman's Secrets' (1594), remarking, 'for theoretical speculations and most cunning calculation, 

 M. Dee and M. Thomas Herriotts are hardly to be matched.' 



7217 - PRIVATE DIARY, and CATALOGUE of his LIBRARY of MANUSCRIPTS, from the Original 

 MSS. in the Ashmolean Museum, Oxford, and Trinity College Library, Cambridge, edited by 

 JAMES ORCHARD HALLIWELL [-PHILLIPPSJ, F.RS., cr. 4to. cl., 5s Camden Soc., 1842 



v. EUCLID, post. 



7218 DEEBLE (E. B., patentee) PLAN for the INTRODUCTION of the PATENT METALLIC CAISSON, 

 in forming PIERS, Breakwaters, Locks, Quays, Docks, Mill-Dams, etc., with Comparative State- 

 ments of the Costs of Stone and the Metallic Caisson, WITH FRONT. OF PROPOSED NEW HARBOUR 

 AT DOVER, and 7 plates, Svo. boards, Is Qd 1827 



7219 SECOND EDITION, with front, (different from the above), and 9 plates. Svo. boards, 



Is 6rf 1828 



7220 DEIDIER. (Abbe N.) Les CALCULS DIFFERENTIEL et INTEGRAL expliques et appliques a la 

 Geometric, avec Traite sur la Maniere de resoudre les Equations de quelque Degr qu'elles soient, 

 etc., etc. ; with Infolding plates, 4to. hf. calf, 5s 1740 



7221 Le PARFAIT INGENIEUR FRANCOIS, ou la FORTIFICATION Offensive et Defensive, con- 

 tenant la Construction, 1'Attaque et la Defense des Places selon les Methodes de M. DE VAUBAN, 

 etc.; nouvelle Ed., augmentee des Sieges de Lille et de Namur; with front, by Cochin, and 50 

 folding plates, thick 4to. contemporary calf, 8s Qd 1742 



7222 - ANOTHER COPY, old calf, with auto, of Gen. Robert Melville, F.R.S. (1723-1809), inventor 



of a naval gun, I Os 



'Ses nombroux ouvrages lui assurent une place distinguee parnii les mathematiciens de son temps.' Biogr. (,'i-n. 



7223 DELAMBRE (Jean Baptiste Joseph, de VInstitut ; F.R.S.) ABREGE d'AsTRONOMiE, ou 

 Lecons Klementaires d'Astronomie Theorique et Pratique; with 14 folding plates, Svo. old calf, 

 newly rebackcd, 5s 1813 



Largely mathematical. 



7224 DELANO (William Henry) TWENTY YEARS' PRACTICAL EXPERIENCE of NATURAL ASPHALT 

 and MINERAL BITUMEN, with 33 woodcuts, post Svo. parchment wrapper, 2s 1803 



7225 DELAY AL (Edward Hussey, F.R.S.) EXPERIMENTAL INQUIRY into the CAUSE of the CHANGES 

 of COLOURS in OPAKE and COLOURED BODIES, with Historical Preface, 4to. boards, uncut (rare), 

 ]2sGd 1777 



Including the author's ' Experiments and Observations on the Agreement between the Specific Gravities of the several 

 Metals, and their Colours when united to Glass, etc.', for which he was awarded the gold medal of the Royal Society. 

 The work is still valuable for its investigations on the colouring of glass. The above copy beloved to Richard Watson, 

 K.P. s., the absentee Bp. of Llandatf (1737-1818), and b<w his Calgartfl Part 



(Jean Andrd) v. Luc, post, 



