188 HENRY SOTHERAN & CO., HO, STRAND, W.C, AND 37, PICCADILLY, W. 



3719 PONTON (Mungo) Earthquakes : their History, Phenomena, and Probable Causes, revised 

 Ed., with Account of recent Earthquakes, 28 plates and woodcuts, cr. 8vo. cl. [out of print), 

 3* 1888 



This work is not noticed in D. N. B. The author made the discovery that the action of sunlight renders bichromate of 

 potassium insohible. 



3720 PORTER (George Richardson, f.e.s., author of ' The Progress of the Nation ') The Nature 

 and Properties of the Sugar Cane, with practical Directions for the Improvement of its 

 Culture, and the Manufacture of its Products, 6 plates of Machinery, etc., 8vo. cl., uncut 

 {stained) ; scarce, \0s Qd 1830 



Of value for its statistical portion (pp. 79). 



3721 [ ] Treatise on the Origin, Progressive Improvement, and Present State of the MANU- 

 FACTURE of Porcelain and Glass, engraved title by Finden, and 36 woodcuts, fcap. 8vo. cl., or, 

 hf. calf, 2s 6d 1832 



3722 On the Origin, Progressive Improvement, and Present State of the SiLK MANUFACTURE, 



engraved title by Finden, and 39 woodcuts, fcap. 8vo. hf. calf, 2s 6d 1831 



3723 PORTRAITS :— Icones Professorum Leidensium ; 48 copperplate portraits of celebrated 

 Theologians, Physicians, Jurists, Mathematicians, etc. etc., includinq B. and W. Snellius, 

 Ludolph van Ceitlen, Hugo Grotius, J. J. Scaliger, Justus Lipsius, D. Heinsius, Franc. Junius, 

 Arminius, Ev. Vorstius, and G. J. Vossius, all printed on one side only, cr. 4to. original parch- 

 ment, £1. Il5 Qd s. a. [c. 1680] 



3724 PORZIO [latine PORTIUS] (Lucantonio ; Univ. Naples) De MOTU Corporum NonnuUa, et 

 de Nonnullis Fontibus Naturalibus, Ed. II., cui accessit de MoTU Corporum ; with plates, 12mo. 

 old vellum, 8s 6d Neapoli, 1704 



Bound up is : Considerazioni del P. D. Guidone Grando sopra la Scrittura di L. A. Porzio circa '1 moto de' gravi per il 

 piano inclinato, Roma, 1710. 



3725 PORZIO [lati7ie PORTIUS] (Simone) De Coloribus [Aristotelis] Libellus, Commentariis 

 illustratus : una cum ejusdem Praefatione, qua Coloris Naturam declarat : De Dolore Liber: 

 De CONFLAGRATIONE Agri Puteolani Epistola— 3 vols. sm. 4to. in 1, old Italian vellum 

 (RARE), £1. 55 Florentiae, 1548-51 



'Ses ouvrages sont trfes-rares aujourd'hui.'— Biogrr. Gen. 



3726 POTTER (Francis, pr. ; f.r.s.) An Interpretation of the Number 666, wherein, not onely 

 the Manner, how this Number ought to be Interpreted, is clearely proved and demonstrated, but 

 it is also shewed y* this Number is an exquisite and perfect Character, truly, exactly, and 

 essentially describing that State of Government, to w^h all other notes of Antichrist doe agree, 

 with engraved symbolic title by W. MARSHALL, 4to. old calf, newly rebacked (rare), £1. Is^d 



Oxford, Leon. Lichfield, 1642 

 ' A wild but ingenious theory of the Number of the Beast, connecting 25, the ' appropinque ' square root of (566, with 



various Romi.sh institutions. Wood says it was translated into French, Dutch, and Latin. Pepys, who read the work in 



November 1666, considered it ' mighty ingenious'.'— D. iV. V>. 



See No. 461 anU, for another work on this palladium of British Protestantism. 



3727 POTTER (Richard, Prof. Astronomy, Univ. Coll., Lond.) Elementary Treatise on Hydro- 

 statics, illustrated, 8vo. cl., 2s Qd Cambridge, 1859 



3728 Elementary Treatise on Mechanics, revised Ed., diagrams, 8vo. cl., 2s 6d 



1848, '55, or '59 

 3729 Elementary Treatise on Optics (Pt. I 2nd Ed.), illustrated, 2 vols. 8vo., cl., 4s 6d 1851 



3730 POTTER (Thomas, Clerk of Works to Lord Ashburton) Concrete : its Use in Building, and 

 the Construction of Concrete Walls, Floors, etc., 2 folding plates [linen-mounted), and woodcuts, 

 post 8vo. hf calf gilt (out of print). As [1877] 



3731 POTTS (Robert, Trinity Coll., Cantab.) ELEMENTARY Algebra, with brief Notices of its 

 History, 8vo. cl. [out of print), 3* 1879 



3732 Elementary Arithmetic, with brief Notices of its History, 8vo. cl., 2s ed 



Cambridge, 1876 

 V. Euclides [Nos. 1230-3), ante. 



3733 POUCHET (Felix Archimede) The Universe : or the Infinitely Great and the Infinitely 

 Little, with 4 COLOURED plates, and 343 woodcuts, thick roy. 8vo. cl. gilt, g. e., 8s (p. £1. lis 6a) 



1870 



3734 POXJILLET (Claude Servais Mathias) Elements de Physique Experimentale et de 

 Mi&TiiOROLOGiE, 7"^® [derniere] Edition, 2 thick vols., with Atlas, containing 50 plates— S vols. 

 8vo. sewn, Ss Qd 1856 



3735 POTJMET (— ) Instruction sur les Effets des Bouches a Feu, et I'Artillerie de Campagne, 

 etc., 8vo. hf. calf, 3s 1828 



3736 POUSSIGUE (Leon) Conditions d'ExPLOiTATiON [des Mines] a Grande Profondeur ; 

 . with 5 folding plates, and ivondcuts, 8vo. sewn, 3s St. Etienne, 1900 



3737 POUTET (Jean Joseph i:tienne, pharmacien-chimiste) Traite des Huiles, et Traite des 

 Savons ; with 8 plates, 4to. sewn, 65 6a 1828 



3738 POWELL (Baden, jon.F.R.s., SavilianProf Geometry; 'Essayist and Reviewer ')Elem'ENTARY 

 Enquiry into the Nature of Radiant Heating Effects from Terrestrial Sources, 4to. 

 (pp. 18), sewn, 3s 1825 



.3739 History of Natural Philosophy, fcap. 8vo. hf calf, 3s 6d 1834 



3740 POYSER (Arthur William, T. CD.) Magnetism and Electricity, with over 300 woodcuts, 

 cr. 8vo. cl., 2s (p. 45 6c?) 1892 



3741 PRACTICAL BREWING, etc. : Prize Essays, reprinted from Holmes's Brewing Trade 

 Gazette, revised, post 8vo. cl., 3s 6d Leeds, 1879 



