724 HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 43, PICCADILLY, W. 



14480 ROSENHAIN (Walter; Supt. Dept. of Metallurgy, National Physical Laboratory) The 

 METALLURGICAL and CHEMICAL LABORATORIES in the NATIONAL PHYSICAL LABORATORY, with 

 4 plates and 9 other illustrations, 8vo. (pp. 22), sewn, 2s 1908 



14481 OBSERVATIONS on RECALESCENCE CURVES, with folding plate, and Q diagrams, 8vo. 



(pp. 29), sewn, Is Qd 1908 



14482 , and P. A. TUCKER : EUTECTIC RESEARCH, No. I. : the ALLOYS of LEAD and TIN, 

 with 5 plates, and 14 diagrams, roy. 4to. (pp. 34), sewn, 2s Qd 1908 



14483 ROSLING (Christian Lebrecht) Der GALVANISMUS aus dem DUNKEL in das LIGHT 

 hervorgezogen ; with Q folding plates, '2 vols. 8vo. in 1, seivn, 7s Qd Ulm, 1824 



The author was an adherent of the two-fluid theory of electricity, which he tried to establish by a number of experi- 

 ments. He is not mentioned in Hoppe's Gescliiclite der Elektrir.it iit. 



14484 ROSOCHATIUS (Ernst) Uber BEWEGUNGEN eines PUNKTES: Inaugural- Dissertation, 4to. 

 (pp. 32), sewn, 2s Berlin, 1877 



14485 ROSS (Rear-Adml. Sir John; Arctic explorer) On COMMUNICATION to INDIA, in LARGE 

 STEAM-SHIPS, by the Cape of Good- Hope [with Appendix on Collier's improved Patent Steam 

 Boilers], with folding plate and map, 8vo. (pp. 63), sewn, 3s Qd 1838 



Sir John Ross was an undaunted pioneer of steam for the Navy, at a period ' of apathy and indifference to the subject, 

 which has been the baleful consequence of the ridicule that had been cast on the supposition that steam might one day- 

 supersede every former mode of warfare ' (pp. 4-5). 



14486 ROSS (Owen Charles Dalhousie, M.I.C.E.) AIR as FUEL ; or, Petroleum and other Mineral 

 Oils utilized by carburetting Air and rendering it inflammable, 2nd Edition, cr. 8vo. cl. (o. p.), 

 3s Qd 1875 



Interesting both in connexion witn oil fuel and the carburetted air now so largely used in gas-lighting. 



14487 ROSS (Lt.-Col. William Alexander, R.A., F.G.S.) ALPHABETICAL MANUAL of BLOWPIPE 

 ANALYSIS, showing all known Methods, Old and New, with 44 diagrams, cr. 8vo. cl. (scarce), 

 5s 1880 



With interesting 3-page dedication to Prince Bismarck. 



14488 ROSSE (William Parsons, third Earl of; P.R.S.) OBSERVATIONS on some of the NEBULA, 

 with 2 plates, 4to. (pp. 4), sewn, 3s 1844 



Lord Rosse's great reflector at Parsonstown was the first that satisfactorily analysed nebulse. 



14489 ROSSEL (Centre -Amiral Elisabeth Paul Edouard de) PRACTICAL TREATISE on FINDING 

 the LATITUDE and LONGITUDE at SEA ; with Tables designed to facilitate the Calculations, 

 translated by THOMAS MYERS, Royal Military Academy, Woolwich, with Practical Examples, an 

 Introduction to the Tables, and some Additional Tables, with front, and folding tables, 8vo. old 

 calf (back damaged, and title stamped), 8s Qd 1815 



14490 ANOTHER COPY, boards, uncut, 10s 



' Travail important dans lequel il indique des methodes tres-simples pour donner aux latitudes et aux longitudes toute 

 1* exactitude dont elles sont susceptibles ; il forme, aux jugement des savants, non-seulement un excellent traite 

 d'astronomie nautique, mais un recueil de toutes les observations de latitude et longitude fait a la mer et a terre pendant 

 le cours du voyage ' [a la recherche de La Perouse]. Dezos de La Roquette. 



There was no copy of this work in the Scott Library. 



Among the trade subscribers to its publication on the titlepage is ' T. Sotheran, York ', who came to London and 

 founded the firm publishing the present catalogue in 1816. 



14491 ROSSER (William Henry) ELEMENTARY NAVIGATION for YOUNG SEAMEN, with folding 

 map, plate, and diagrams, 8vo. cl., 2s [1879] 



14492 The LAW of STORMS CONSIDERED PRACTICALLY, with numerous diagrams, 8vo. cl. , 4s 1876 



14493 A SHIP'S POSITION at SEA : PRACTICAL METHODS of FINDING the LATITUDE and 



LONGITUDE by Two Altitudes of the Sun, or other Celestial Objects, and of determining the 

 Bearing of the Land from a single Altitude, 8vo. (pp. 23), sewn, 2s 1862 



Published to make practically serviceable the ' Method of Finding a Ship's Position at Sea ' of Captain T. H. Sumner, 

 Boston, Mass., 1843, and of Commander Thomas Lynn, of the Indian Navy, often years earlier. 



14494 ROSSETTI (Donate, di Livorno) DIMOSTRAZIONE FISICO-MATEMATICA, delle SETTE PRO- 

 POSIZIONI [qual sia la VERA CAUSA FISICA degl' EQUILIBRI] ; with numerous woodcuts, 8vo. boards , 

 uncut (rare), 10s Qd Firenze, 1668 



At end is: Lettere al . . . Carlo Facassati [con Lettera del Montanari], Risposta alle Opposizione del Signer Geminiano- 

 Montanari (pp. 45). 



The above work, which is dedicated to Cosimo III., Duke of Tuscany, was written in opposition to Galileo. 



14495 [ROSSI (D.)] ETUDE sur TORIGINE du CALCAIRE, roy. 8vo. (pp. 20), sewn, with author's inscr. t 

 Is Qd [c. 1865} 



14496 La HOUILLE, ou la REFUTATION du SYSTEME de W. F. A. ZIMMERMANN ; 8vo. (pp. 19), 



sewn. Is Qd [c. 1858] 



14497 ROST (Johann Leonhard) Der AUFRICHTIGE ASTRONOMUS, \velcher von verschiedenen, so 

 wol zur Doctrina Sphaerica als zur Bewegung der Cometen und zu den Obsarvationibus Astro- 

 nomicis gehorigen Materien, einen ausfiihrlichen Unterricht ertheilet. Dabey er ferner auf eine 

 iiberaus deutliche Art lehret : Wie man die Eclipses Primi Satellitis Jovis durch blosses Addiren 

 erforschen; dessgleichen alle Mond- und SoNNEN-FiNSTERNisSE bis 1750, ohne einige Rechnung, 

 nur durch ClRCKEL und LINEAL sehr genau anzeigen soil; with engraved frontispiece, 1'2 folding 

 copperplates, and 18 folding tables, thick sm. 4to. old boards, 10s Qd Niirnberg, 1727 



14498 ROTCH (Abbott Lawrence, Director) OBSERVATIONS at the BLUE HILL METEOROLOGICAL 

 OBSERVATORY in 1888, with Statement of the Local Weather Predictions, roy. 4to. (pp. 123), sewn, 

 5s Cambridge [Mass.], 1889- 



14499 RESULTS of the METEOROLOGICAL OBSERVATIONS at the BLUE HILL METEOROLOGICAL 



OBSERVATORY in 1886, with plate and 7 charts, sm. folio, sewn, 3s Qd Boston [Mast.] , 1887 



145CO ROTHE (Heinrich August ; Univ. Erlangen) De DIVISIONS PERIPHERIAE CIRCULI in XVII 

 et XIII PARTES AEQUALES Disquisitio Analytica, 4to. (pp. 32), sewn, 2s Qd Erlangae, 1805 



