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



4642 STRETTON (Clement E., c.e.) The Locomotive Engine and its Development: the 

 Gradual Improvements in Railway Engines, 1803-93, 2nd Ed., enlarged, with portrait, and 95 

 illustrations {some folding) , postSvo. cl., 2s 1893 



4643 Safe Railway Working : Railway Accidents, their Cause and Prevention, with 



Modern Appliances and Systems [including Continuous Brakes] , 2 plates, and 33 woodcuts, post 

 8vo. cL, Is 1887 



4644 STRODE (Thomas, of Maperton, Somerset) A New and Easie Method of the Art of 

 Dyalling, containing I. All Horizontal Dyals, all Upright Dyals, Reflecting Dyals, Dyals 

 without Centres, Nocturnal Dyals, Upright Declining Dyals, without knowing the Declination of 

 the Plane. II. The most Natural and Easie Way of Describing the Curve-Lines of the Suns 

 Declination on any Plane. The like never before published, with numerous diagrams, 4to. hf 

 buckram (title mended, but a large and sound copy), VERY RARE, £1. 7* 6fl? H. C.for J. Taylor, 1688 



' The Method of drawing the Parallels of the Suns Declination, will give (if I am not deceived) a Diversion to those of 

 the Highest Forms in the Mathematicks, being not Extant (as I have great reason to believe) in any Author '.—Pre/ace. 



4645 [STRONG (Martin)] Essay on the Usefulness of Mathematical Learning, in a Letter 

 from a Gentleman in the City to his Friend in Oxford, 2nd Ed., post Svo. (pp. 39), sewn, Ss 6d 



Oxford, 1723 

 This pamphlet was also ascribed to John Arbuthnot, m.d., and John Keill, f.r.s. 



4646 STROOTMAN (J., Ingenieur v. d. Waterstaai) Proeve van een Onderzoek naar de Beste 

 der bekende WlJZEN om liier te lande Groote Zeesluizen te bonwen, met theoretische 

 beschouwing van Ijzeren SLUiSDEUREN,benevensbeschrijving van Bestaande WiJDE Sluizen ; 

 v)ith Q folding plates, 4to. boards, uncut, Qs Qd Breda, 1858 



4647 STROUD (Henry, Armstrong Coll., Newcastle- on- Tync) Elementary Practical Physics, 

 115 diagrams, post Svo. cL, 2s , 1899 



4648 STRUVE (Friedricli Georg Wilhelm v.; Pulkova Observatory) Etudes d'ASTRONOMiE 

 Stellaire : sur la Voie Lact^e et sur la Distance des Etoiles Fixes, roy. 8vo. sewn, with 

 auto. * J[OHN] Lee [f.r.s.], Hartwell, 12. July. 1848' on obv. of title, and inscr. as below on 

 reverse, Qs St.-Petersbourg, 1847 



* Lent to l[saac] Cullimore, Esqr. [Egyptologist]. Returned after his death. 10. May. 1S52. J. Lee.' 



4649 Expedition Chronometrique entre Poulkova et Altona, pour la Determination do 



la Longitude G^ographique Relative de I'Observatoire Central de Russie, impl. 4to. morocco 

 extra, g. e., with inscr. from Count S. S. Ouvaroff, archceologist, 8560? ibidem, 1844 



' Monsieur le Due de Rignano de la part de Mr. Ouvaroff.'— Jnscr. on flyleaf. 



4650 STRUVE (Hermann; Univ. Berlin) Uber den Einfluss der Diffraction an Fernrohren 

 auf Lichtscheiben ; with diagrams, impl. 4to. sewn, with auto, of Prof . Oudemans, os 



St. Petersburg, 1882 



4651 Zur Theorie der Talbot'SCHEN Linien, impl. 4to. (pp. 13), sewn, Is ib., 1883 



4652 STRUVE (Ludwig v. ; Univ. Charcow) Hesultate aus den in Pulkowa angestellten 

 Vergleichungen von Procyon mit benachbarten ISternen, impl. 4to. sewn, \s Qd 



St. Petersburg, 1883 



4653 STRUVE (Otto Wilhelm v. ; Observatory of Pidkova) Beitrag zur Feststellung des 

 Verhaltnisses von Keppler zu Wallenstein, impl. 4t(). (pp. 36), sewn, with author's inscr. to 

 Prof. Oudemans, 3s St. Petersburg, 1860 



4654 Beobachtungen des Grossen Kometen von 1861 ; with plate, impl. 4to. sewn, 2s 



ibidem, 1S68 



4655 LiBRORUM in Bibliotheca Speculae Pulcovensis Anno 1858 exeunte contentorum 



Catalogus Systematicus [cum Indicibus], roy. Svo. (pp. 1000), hf calf; presentation copy to 

 John Lee, F.R.S., F.S. A., founder of the Hartwell Observatory (scarce), 15^ ib., 1860 



'A valuable Catalogue of Astronomical Works. A present to me from Professor F. G. W. von Struve, and presented 

 to me by his Son in July 1860. J. Lkk.'— Inscr. on flyleaf. 



Valuable for containing a number of works and pamphlets not to be found elsewhere. , 



4656 NouvELLE Determination de la Parallaxe Annuelle des Etoiles a Lyrm et 61 



Cygni, impl. 4to. (pp. 51), sewn, with inscr. to Prof. Oudemans, 3.s Qd ib., 1851) 



4657 — Observations de la Grande N^buleuse d'ORiON, faites h> Cazan et k Poulkova ; unih 



4: plates, impl. 4to. sewn, 5s ib., 1862 



4658 , und Friedrich August Theodor WINNECKE : Pulkowaer Beobachtungen 



(am Refractor und Heliometer) des Grossen Cometen von 1858 ; with 6 plates, impl. 4t(). 

 sewn, with inscr. to Prof. Oudemans, 5s ib., 1850 



4659 STUART (Robert, c.e.) Descriptive History of the Steam Engine, first edition, with 

 48 plates of historic engines, and woodcut, 8vo. boards, uncut, 8s 6d 1824 



4660 Second Edition [unchanged], with 48 plates, and vignette, 8vo. boards, uncut, 



Is Qd 18-24 



4661 Third Edition, with the 'iS plates printed on thick paper, Svo. boards, uncut, lOs 1825 



Valuable as a pictorial record of the gradual development of the steam engine. All the above editions contain a List (f 



English Patents, from Savery's in 1698 to 1823. 



4662 New Edition, with Supplement continuing the Subject to 1829, with 54 plates, and 



vignette, Svo. cl., uncut, lis 6d 1829 



*' The most complete collection of accounts of various inventions is Stuart's History of the Steam Engine; a book now 

 very scarce.'— ir. /. M. Rankine, F.R.S. 



4663 Historical and Descriptive Anecdotes of Steam-Engines, and of their Inventor.s 



and Improvers, with 64 fine plates of historic engines, 27 portraits of inventors, and 8 plates con- 

 taining 30 fss. of their autographs, besides numerous woodcuts, 2 thick vols. 16mo. cl., uncut (very 

 scarce), £1. 105 1829 



A still more copious and valuable account than the ' Descriptive History '. It contains a chronological List of Patents, 

 1030-1828, including Cecil's early Gas-Engine, with very interesting biographical and critical notes. 



