HENRY SOTHERAN & CO., 140, STRAND, W.C., AND 43, PICCADILLY, W. 729 



14577 RUMFORD (Sir Benjamin Thompson, Count, F.R.S., Commander in Chief of the Bavarian 

 Army ; founder of the Royal Institution) ESSAYS, POLITICAL, ECONOMICAL, and PHILOSOPHICAL, 

 fourth Edition, u-ith numerous plates on copper and wood, besides woodcuts, 3 vols. 8vo. sound copy 

 in old calf (RARE), 1. 5s 1798-1802 



The first collected edition of the author's works. 



14578 THIRD EDITION, Vols. I and II only (Vol. II 1st edition), with numerous plates and 



woodcuts, 2 vols. 8vo. hf. calf, 15s 1797-8 



This copy has two essays from v. Ill added, viz., On the Construction of Kitchen Fire-Places and Kitchen Utensils ; 

 Of the Management of Light in Illumination. 



14579 FIFTH EDITION, Vols. I and II only, with numerous plates and woodcuts, 2 vols. 8vo. old 



calf, 12s Qd 1800 



' To him pertains the honour of having first determined that ' heat is a mode of motion ' and of annihilating, as 

 Tyndall says, ' the material theory of heat.' Tyndall gave Rumford the credit of travelling with Sir John Leslie over 

 common ground on the subject of radiant heat and of anticipating Thomas Graham in experimenting on the diffusion of 

 liquids, and also for the first accurate determinations for the calorific power of fuel.' D. N. B. 



14580 NEW EXPERIMENTS upon GUN-POWDER, with occasional Observations and practical 



Inferences; to which are added, an Account of a NEW METHOD of DETERMINING the VELOCITIES 

 of all kinds of MILITARY PROJECTILES, and the Description of a very accurate EPROUVETTE for 

 GUN-POWDER, Manuscript, very neatly written in a contemporary hand on 117 pp., 

 with 5 folding plates also in MS., 4to. hf. bound, 1. Is [c. 1782] 



14581 , MEMOIR of, with Notices of his DAUGHTER, by GEORGE EDWARD ELLIS, with portraits 



and plates on steel and wood and in photography, thick roy. 8vo. cl. (o. p.), 10s Qd 



Philadelphia [1875] 



14582 RUNGE (Friedrich Ferdinand ; Univ. Breslau) ANLEITUNG zu einer BESSEREN ZERLE- 

 GUNGSWEISE der VEGETABILIEN, durch Theorie und Versuche erlautert; with 3 folding tables, 

 8vo. sewn (scarce), 5s Berlin, 1820 



Containing the author's discovery of caffe'ine. The work forms the first part (of two published) of 'Neueste 

 phytochemische Entdeckungen zur Begrlindung einer wissenchaftlichen Phytochemie.' 



14583 RUNKLE (John Daniel) NEW TABLES for determining the VALUES of the COEFFICIENTS, in 

 the PERTURB ATIVE FUNCTION of PLANETARY MOTION, which depend upon the Ratio of the 

 Mean Distances, roy. 4to. (pp. 64), sewn, 3s Qd [Washington,] 1855 



14584 RUSCELLI (Girolamo) PRECETTI della MILITIA MODERN A, tan to per Mare quanto per Terra : 

 Trattati da diuersi nobilissimi Ingegni, e raccolte con molta Diligenza ; ne' quali si contiene tutta 

 1'ARTE del BOMBARDIERO, e si mostra FOrdine che ha da tenere il Maestro di Campo, quandovuole 

 accompare il suo Essercito, ecc. ecc. ecc. ; with numerous curious woodcuts, and the cat-and-mouse 

 device, sm. 4to. sewn (RARE), 15s Venetia, appresso gli Heredi di Marchio Sessa, 1583 



' An interesting work with curious woodcuts, one of which exhibits the form of the life-belt.' Libri Catalogue. 



14585 RUSSELL (Edward John) The REACTION between PHOSPHORUS and OXYGEN ; Part I, with 

 7 diagrams, 8vo. (pp. 22), sewn, Is Qd 1908 



14586 RUSSELL (Hon Francis Albert Rollo, F.R. MET. s.) On CIRRUS and CIRRO-CUMULUS, roy. 

 8vo. (pp. 10), sewn, with author's inscr., Is Qd [1883] 



14587 - FURTHER OBSERVATIONS and CONCLUSIONS in Relation to ATMOSPHERIC TRANS- 

 PARENCY, roy. Svo. (pp. 5), sewn, with author's inscr., Is 1902 



14588 OBSERVATIONS on DEW and FROST, roy. Svo. sewn, ivith author's inscr., Is Qd 1892 



14589 The UNTEN ABILITY of the ATMOSPHERIC HYPOTHESIS of EPIDEMICS, roy. 8vo. (pp. 9), 



sewn, with author's inscr. , Is 1892 



14590 RUSSELL (Henry Chamberlaine, F.R.S.) The METEORS of JUNE 27th, 1894, and MAY 7th, 

 1895, 2 pamphlets Svo. (pp. 16), sewn, Is Qd 1894-5 



14591 RUSSELL (John Scott, C.E.J F.R.S) GEOMETRY in MODERN LIFE : the Substance of two Lect- 

 ures on Useful Geometry before the Literary Society at Eton, with diagrams, Svo. cl., 4s Eton, 1878 



These interesting lectures to Eton boys were unknown to the author's biographer in D. N. B. 



14592 TREATISE on the STEAM ENGINE, from the seventh Edition of the Encyclopaedia 



Britannica, with 15 folding plates, and 247 woodcuts, cr. Svo. cl., uncut, 5s Edin., 1841 



Mr. Scott Russell's first publication. 



Pp. 171-316 contain Steam Navigation, and pp. 316-61 Steam Locomotion. The author constructed the Great Eastern S.S., 

 and designed the Warrior, the first sea-goirig armoured frigate. ' He also constructed some common steam road carriages, 

 which ran successfully for a time between Paisley and Glasgow ' (D. N. B.). 



14593 RUSSELL (John Wellesley, Balliol Coll.) ELEMENTARY TREATISE on PURE GEOMETRY, 

 with numerous Examples, numerous diagrams, cr. Svo. cl., 4s Qd (p. 10s Qd) 



Clarendon Press, Oxford, 1893 



' Attempting to bring together all the well-known theorems and examples connected with Harmonics, Anharinonics, 

 Involution, Projection (including Homology), and Reciprocation.' Preface. 



14594 RUSSELL (Thomas) METEOROLOGY : WEATHER, and METHODS of FORECASTING, Description 

 of METEOROLOGICAL INSTRUMENTS, and RIVER FLOOD PREDICTIONS in the UNITED STATES, with 

 numerous charts and other illustrations, sq. Svo. cl., 10s (p. 17s nett) New York, 1895 



14595 RUSSELL (William Henry Leighton ; F.R.S.) On the THEORY of DEFINITE INTEGRALS, 

 roy. 4to. (pp. 22), sewn, 2s 1854 



14596 RUSSELL (William James, F.R.S.) On the ACTION of WOOD on a PHOTOGRAPHIC PLATE in 

 the DARK, with 9 plates, roy. 4to. (pp. 9), sewn, with author's inscr., 2s 1904 



14597 On the FORMATION of DEFINITE FIGURES by the DEPOSITION of DUST, with 51 wood- 

 cuts, roy. 4to. (pp. 20), sewn, with author's inscr., 2s ' 1903 



14598 - On the IMPURITIES in LONDON AIR, with 2 woodcuts, roy. 4to. (pp. 10), sewn, 2s 1885 



But where are the fogs of yester-year ? 



14599 , and Augustus MATTHIESSEN, F.R.S. : On the CAUSE of VESICULAR STRUCTURE 



in COPPER, Svo. (pp. 4), sewn, with inscr. to Sir E. Frankland, F.R.S., Is 1882 



