HENRY SOTHERAN & CO., 140, STRAND, W.C, akd 43, PICCADILLY, W. 657 



13130 PERIGAL (Henry, F.R.A.S.) Fifteen Pamphlets and Broadsheets on Geometrical 

 Subjects and the Lunar Motion Controversy, 8vo. sea-n and unbound, 5s 1846-91 



13131 Contributions to Kinematics: Classification of Bi-Circloids, Curves of Two 



Curvatures (in the same Plane), the Resultants of Two Circular Movements, 8vo. (pp. 8), sewn, 

 Isiii [1849] 



13132 Ellipses, icith 33 diagrams, 8vo. (pp. 16), sewn, Is Qd [1855] 



13133 Kinematic Curves, 12 very finely executed plates of curves resulting from 3 circular 



motions combined, Svo. sewn, with author's signature, and auto, of Dr. P. M. Boget, F.R.S.^ 

 65 n.d. 



13134 Revolution and Rotation, unth 12 diagrams, Svo. (pp. 8), unbound, 2s [1864] 



a contribution to the lunar rotation controversy, started by Jelinger Symons, in which the author distinguislies 

 between revolution (attributed to the moon) and rotation. 



13135 Turning Figures: six very neatly executed Drawings of elliptical spirals, each signed 



by the artist, post 8vo. sewn, 3s n. d. 



13136 PERRAULT (Claude, m.d., de I' Academic Royale des Sciences, et Pierre) Oeuvres Diverses 

 de Physique et de Mechanique [avec Eloge de Claude Perrault] ; unth fine portrait of Claude 

 Perrault, and numerous folding plates and smaller engravings on copper, 2 vols. 4to. in 1, old calf 

 (joints cracked, and title to v. II missing), with boo/dabel of George Rennie, C.E., F.R.S., 

 8s 6d Leide, 1721 



13137 Another Copy, 2 vols, old calf gilt (\ joint cracked), lOs 6d 



Containing : l)u Ressort et de la Durete des Corps, De la Pesanteur des Corps, De la Circulation de la Seve de Plantes, 

 De la Bruit, De la Musique des Anciens, La Mechanique des Aniniaux, De I'Endurcissentent de la Chaux, Experiences sur 

 la Congelation, Lettres a Mariotte, Huygens, etc., Recueil de plusieurs Machines de Nouvelle Invention, L'Origine des 

 Fontaines, etc. etc. 



13138 PERRET (Jean Jacques, coutelier) M^moire sur 1'Acier, dans lequel on traite des 

 differentes (^)UALITES de ce Metal, de la FoRGE, du bon Emploi, et de la Trempe ; with folding 

 plate, cr. Svo. hf calf {rare), \2s Qd 1779 



' On lui doit I'invontion du rasoir a mbot, et d'un instrument destine a faire la section de la cornee transparente dans 

 Toperation de la cataracte. On se servait depuis longtenips pour polir I'acier d'un proced6 anglais; Perret, desirant 

 soustraire I'industrie fran<jaise a cette humiliante sup<'riorite, composa une potee au moins cgale en qualite u celle de 

 I'Angleterre, et 1' Acadeinie des Sciences lui accorda les plus grands eloges. '—Bioj/r. Gen. 



The above work was awarded the piize of the Societ«'' des Arts de Geneve. 



131.39 PERRIER (Col. Fran9ois; de VInstitut, Chef du Service G^odHique) DETERMINATION des 

 Longitudes, Latitudes, et Azimuts Terrestres en Algerie; with 19 plates and maps 

 {including 4 fine photochromotypes), 3 vols. 4to. in 1, hf roan, cl. sides, £1. 5s (p. F. 60 nett 

 unbound) Imprimerie Nationale, 1877-80 



13140 PERRONET (Jean Rodolphe, f.r s.) Description des Projets et de la Construction 

 des Ponts de Neuilli, de Mantes, d'ORLKANS, de Louis XVI, etc., avec le Projet du Canal 

 de BOURGOGNE, pour la Communication des deux Mers par Dijon; et de celui de la Conduite des 

 Eaux de I'Goette et de la Bievre h Paris; nouvelle Edition, augmentee des Ponts de Chjlteau- 

 Thierri, de Brunoi, de celui projete pour S. P(^tersbourg, etc., d'un MemoiresurlesCintres, etd'un 

 autre sur les Eboulenients des Tenes, etc., thick roy. 4to. old calf gUt {back rubbed, and Atlas 

 wanting), 6s 6d Didot, 1788 



The author was celebrated as a builder of the masonry bridges of which France has so many noble examples ; his best 

 being that described above, which crossed the Seine at Neuilly, and consisted of :> arches of a length of over I'jO feet each. 



13141 Projet d'un Pont Travke de Charpente, de 36 Pieds, ouverte a son Somraet, de 10 



Pieds de Largeur et sans Clef ; with folding copperplate, 4to. contemporary calf gUt, with book- 

 label of George Rennie, C.E., F.R.S., lOs 6c? ' Van II [1794] 



'Rare.'— Q»(Km/(/. ' Perronet fut pour les ponts et chaussees un de ces g6nies crcateurs dont I'apparition fait epoque 

 et qui dorinent pour longtemps I'iinpulsion.' — liiugr. Gin. 



13142 PERROT (A. M.) NouvEAu Manuel Complet pour la Construction et le Dessin des 

 Cartes G^ographiques : nouvelle Edition, augment^e par P. Bourgoin ; unth 148 woodcuts, 

 12mo. seicn. \s Qd 1903 



13143 PERSON (Charles Cl^ophas; Univ. Besanron) Lois G6n6rales des Actions Mol^culaires : 

 Analyse et Discussion des principaux Phenomenes Physiologiques et Pathologiques qui s'y 

 rapportent, 4to. (pp. 48), sewn, Ss 6d 1843 



13144 PERSPECTIVE, INSTRUCTION sur la; with folding plate; INSTRUCTION sur le Defilement 

 des OUVRAGES de Campagne, 2e Edition ; with ^ folding plates— in 1 vol. 8vo. (pp. 67), hf. calf, 

 35 1828-20 



13145 PESENTI (Cesare) II Cemento Armato, e la sua Applicazione Pratica: Formole, Tavole 

 Grafiche, Tabelle Numeriche ed Esempi Pratici pel Calcolo di Costruzioni in Cemento Armato ; 

 with plates and other illustrations, roy. Svo. sewn, 3* (p. L. 5.50 nett) Milano, 1910 



The failures of reinforced concrete have yet to be chronicled. 



13146 [PESSXJTI (Abate Gioacchino)] Descrizione, Maneggio ed UsidelTEODOLiTO, Istrumento 

 pill di qualunque altro Sicuro Spedito ed Universale, icith large folding copperplate, 8vo. boards 

 {plate water-stained), 5s Roma, 1794 



13147 Another Copy, contemporary hf calf {sound copy), &s 



13148 Opuscoli due all' Idrodinamica appartenenti il primo sulla Teoria delle Trombe 



Idrauliche, il secondo sulla Legge delle Velocita dell' Acqua prorompente da' PiccOLi Fori 

 de' Vasi ; with copperplate, 4to. contemporary hf roan gilt {fine copy), \0s 6d ibidem, 1789 



'Sur I'hydraulique il a laisse des travaux remarquables.' — Biogr. Gen , where the first treatise only is mentioned. 

 Neither was known to Riccardi. 



13149 RiFLESSiONi ANALiTiCHEsopraunaLetteradal Abate Conte Vincenzo Riccati; ivith 



plate, Svo. sewn, 4s %d Livorno, 1777 



The work deals with imaginary numbers. Riccati's letter is included in it. 



