HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 37, PICCADILLY, W. 141 



2832 MAROLOIS (Samuel) MATHEMATICUM OPUS ABSOLUTISSIMUM, continens Geometric, 

 Fprtiticationis, Architectures, et Perspective theoreticoe ac practice Regulas, Demonstrationes > et 

 Figuras accuratissirnas, studio atque opera ALBERTI GIRARDI ; with fine engraved title, and very 

 numerous large plates, folio, old calf (binding slightly damaged), 12s Qd Amstelodami, 1633 



BEST EDITION, containing the valuable and numerous additions by ALBERT GIRARD, who styles the author 'inathe- 

 inaticorum sui seculi facile princeps '. 



2833 MARQUAND (Charles) REMARKS on the different CONSTRUCTIONS of BRIDGES, with 4 plates 

 (3 folding), 4to. (pp. 15), sewn (wanting title), 3s 1749 



Partly a criticism of the failure of Westminster Bridge, with a reference to the author's own bridges at Brentford and 

 Chertsey. 



2831 MABSSON (Jean Gabriel) Les TROIS COUPS d'EssAi GEOMETRIQUES, contenanfc une 

 SOLUTION ILLUSOIRE du fameux Probldme de la QUADRATURE du CERCLE, accompagnee de 6 

 Theoremes fort curieux, etc. etc. ; 4 plates, 4to. boards, or, sewn (rare), 7s Qd Strasbourg, 1770 



2835 MARTIN (Benjamin) COURSE of LECTURES in NATURAL and EXPERIMENTAL PHILOSOPHY, 

 GEOGRAPHY, and ASTRONOMY, with folding copperplates, 4to. Spanish calf (fine copy), with 

 bookplate of Philip 2nd Earl Stanhope, F.R.S., 10s Gd Reading, 1743 



This work was unknown to Martin's biographer in D. N. B. The plates include an illustration of the author's invention 

 of a ' pocket reflecting microscope with a micrometer'. 



2836 [? ] DESCRIPTION of a NEW UNIVERSAL MICROSCOPE, which has all the Uses of the Single, 

 Compound, Opake, and Aquatic Microscopes ; also the Improved Solar Microscope with 

 Megalascope, with Catalogue of the Principal Microscopic Objects, 2 plates, 8vo. (pp. 16), sewn, 

 3s Qd 1786 



DESCRIPTION and USE of an ORRERY of a NEW CONSTRUCTION, with a Mathematical 

 Theory for calculating the Wheel-Work to the greatest Degree of Exactness, folding plate, 8vo. 

 (pp. 28), sewn, 3s 1771 



2838 - APPENDIX to the DESCRIPTION and USE of the GLOBES, with plate, 8vo. (pp. 84), sewn, 



2s Qd 1766 



2839 - ESSAY on ELECTRICITY on the Principles of SIR ISAAC NEWTON'S THEORY of Vibrating 

 Motion, Light, and Fire, with the Phenomena of 42 CAPITAL EXPERIMENTS, 8vo. (pp. 40), sewn 

 (rare), 5s Bath, 1746 



' His experiments are popular experiments on electrical induction. The essay contains a dim forecast of modern 

 theories '.D. N. B. 



2810 - ESSAY on VISUAL GLASSES (vulgarly called SPECTACLES), the Nature of Vision in the 

 Eye explained, and Glasses of a new Construction proposed, 4th Ed., folding plate, 8vo. 

 sewn, 3s 1758 



2841 [ -] ESSAY on the NATURE and wonderful PROPERTIES of ISLAND [sic] CRYSTAL, respecting 

 its manifold and unusual Refraction of Light, plate, 8vo. (pp. 16), sewn, 2s n. d> 



2342 - INSTITUTIONS of ASTRONOMICAL CALCULATIONS, containing a New Set of SOLAR TABLES 

 by TOBIAS MAYER, a New Set of LUNAR TABLES by CLAIRAUT, and the Nature, Construction, 

 and Use of Astronomical Tables, and the Calculation of Solar and Lunar Eclipses, with the 

 Doctrine of Shadows, etc., 3 folding plates, 8vo. old vellum, Qs Qd 1765 



2843 - - INSTITUTIONS of ASTRONOMICAL CALCULATIONS, with Description of two New Pieces of 

 MECHANISM for exhibiting ARTIFICIAL VIEWS of TRANSITS of VENUS, 2 plates, 8vo. (pp. 28), 

 sewn, 3s Qd 1773 



2S44 - LOGARITHMOLOGIA : or the whole Doctrine of Logarithms, Common and Logistical, in 

 Theory and Practice, large folding plate, 8vo. old calf gilt (rare), 10s Qd 



J. Hodges, at the Looking-Glass on London-Bridge, 1740 



2845 - LOGARITHMOLOGIA NOVA : a New and Compendious System of Logarithms . . . illustrated 



by the Logistic Curve at large ; with the Construction and Delineation of all the Logarithmic 

 Lines and Scales, folding plate, 8vo. (pp. 54), sewn, 4s 1772 



' The invention of logarithms has been unjustly ascribed to LORD NEPER, whereas it is in reality due to MR. EDWARD 

 WRIGHT, as I have fully demonstrated '.Preface. 



2S46 - - The MARINER'S MIRROR : or the Philosophical Principles of Navigation . . . with the 

 Construction of Nautical Scales and other Instruments ; with Part II, containing a NEW METHOD 

 for FINDING the LONGITUDE at SEA, 3 plates, 8vo. sewn (rare), 5s 1768-9 



With priced list of scientific instruments at end. 



2847 MiCROGRAPHlA NOVA : or a New Treatise on the Microscope, and Microscopical Objects, 



with the Camera Obscura and the Solar Microscope, with 2 folding plates of microscopes, 4to. 

 sewn, 5s Qd Reading, 1742 



Containing illustrations and descriptions of 2 microscopes mounted by the author, viz. ' Pocket Reflecting Microscope 

 with a Micrometer', and ' Universal Microscope, with a Micrometer.' 



2848 - - NEW and COMPENDIOUS SYSTEM of OPTICS, with Practical Description of a great 

 Number of Useful Optical Instruments and Machines, and their Construction shewn from the 

 Theory, and the Manner of adapting Micrometers to Microscopes and Telescopes, 34 folding plates, 

 thick 8vo. old calf, 6s 1740 



2349 - OPTICAL ESSAYS, plate, 8vo. (pp. 54), sewn, 3s Qd [1770] 



Containing at end a 5-p. list of Philosophical, Optical, and Mathematical Instruments made by the author, with PRICES. 



2850 PHILOSOPHIA BRITANNICA: or a New and Comprehensive System of the NEWTONIAN 



PHILOSOPHY, Astronomy, and Geography, with numerous plates, 2 vols. 8vo. FINE COPY in con* 

 temporary English blue morocco super-extra, g. e., with bookplate of John 5th Earl of Cork and 

 Orrery, F.R.S. (friend of Swift, Pope and Johnson), 16s Qd Beading, 1747 



2851 - The PHILOSOPHICAL GRAMMAR : the Present State of EXPERIMENTED PHYSIOLOGY, or 

 NATURAL PHILOSOPHY, 2nd Ed., with large Additions, 26 plates, 8vo. fine copy in old calf, with 

 bookplate of Philip 2nd Earl Stanhope, F.R.S. , 4s 1738 



1 The most successful of Martin's works,' D. 2V. B. 



