412 HENKY SOTHERAN & CO., 140, STRAND, W.C, and 43, PICCADILLY, W. 



8092 FRANCIS (George William, f.l.s. ; Director oj Adelaide Botanic Gardens^ S.A.) Chemical 

 Experiments, with numerous woodcuts, 8vo. cL, or, hf. bound, 2s %d 1842, or '5 



8093 Dictionary of Practical Receipts ; new Edition, with copious Index, 8vo. cl., 2s %d 



1854 

 8094 Electrical Experiments, with woodcuts, 8vo. cl., 2s [c. 1850] 



8095 FRANCIS ( Jolm) History of the English Railway : its Social Relations and Revelations, 

 1820-45, 2 vols. 8vo. cl., uncut {library copy) ; SCARCE, 15* 1851 



Full of the most virtuous denunciations of' the rapacity of landlords at the time of the Railway Mania, by a rigid 

 apostle of Cash-nexus and Supply aiid Demand. 



8096 FRANKEL (Julius) Practical Treatise on the Manufacture of Starch, Glucose, 

 Starch-Sugar, and Dextrine, based on the German of L. v. Wagner, and other Authorities, 

 edited by Robert Hutter, with 58 illustrations, large 8vo. cl.. Is Qd (p. 18*) Philadelphia, 1881 



8097 FRANKENFIELD (Harry Crawford, U. S. Weather Bureau) Vertical Gradients of 

 Temperature, Humidity, and Wind Direction, with 3 plates of meteorological instruments, 

 and 4 charts, 4to. cl., is Qd Washington, 1899 



8098 FRANKLAND (Sir Edward, f.r.s.) Analysis of the Anthracite Coal from Bonville's 

 Court Collieries, Saundersfoot, Pembrokeshire, 8vo. (pp. 12), sewn, 2s Tenby, 1850 



8099 New Edition, 8vo. (pp. 12), sewn, with MS. corrections and additions by the author, 



Zs 6d 1852 



This curious little countrified ' coalfield ' is still worked, and may one day be linked up with the large anthracite field 

 of Carmarthenshire, when the charms of Tenby will be gone. 



8100 On the Composition of Air from Mont Blanc, 8vo. (pp. 10), sewn, Is 6d [c. 1860] 



8101 Contributions to the Knowledge of the Manufacture of Gas, 8vo. (pp. 49), sewn, 



3s Qd Manchester, 1852 



8102 Beitrage zur Kenntniss des Processes der Gasbereitung, 8vo. (pp. 49), sewn. Is Qd 



[Leipzig, 1852] 

 A German translation of the foregoing pamphlet as published in Poggendorffs Annalen. 



8103 Experimental Researches in Pure, Applied, and Physical Chemistry, with 



2 plates, 3 charts, and woodcuts, 8vo. (pp. 1091), cl. {name cut oj^ title) ; o. p., 18* Qd (p. £1. lis Qd) 



1877 



This important publication includes all the author's memoirs contributed to the Philosophical Transactions, the 

 Chemical Society, Poggendorffs Annalen, etc., and contains his investigations on 'alcohol-radicles', his important 

 contributions introducing the doctrine of valency of the elements, his investigations on combustion, water analysis, 

 sewage purification, etc. etc. etc. 



8104 Ziir Geschichte der organischen Metallverbindungen, 8vo. (pp. 41), sewn, 3s 



[Leipzig, c. 1855] 

 A reply to K. J. Lowio, who claimed the discovery of organo-metals. 



8105 On the Isolation of Organic Radicals, with 3 woodcuts, 8vo. (pp. 34), sewn, 2s Qd [c. 1849] 



8106 Lecture Notes for Chemical Students, embracing Mineral and Organic Chemistry, 



with plates, post 8vo. cl., 3s 1866 



8107 New Edition, 2 vols, post 8vo. cl., As Qd 1876-2 



The author was the founder of the doctrine of the saturation-capacity of the elements. 



8108 On a New Series of Organic Bodies containing Metals ; with the Second Memoir : 



Researches on Organo-Metallic Bodies, with woodcuts, 2 parts 4to. (pp. 45), sewn {scarce). 

 Is Qd 1852-5 



Two important memoirs, the first of which first announced organic compounds of mercury, and 'introduced into 

 chemistry the conception of valency, completed later by Kekule, A. S. Couper, and Cannizaro.'— D. N. B. 



8109 Ueber eine neue Reihe organischer Korper, welche Metalle enthalten, 8vo. 



(pp. 45), sewn, 4* [Leipzig, 1852] 



The German edition (translated by the author himself), as published in Poggendorflfs Annalen, of the important paper 

 containing his discovery of organo-metals and the germ of the law of valency. 



8110 Observations, Economical and Sanatory, on the Employment of Chemical Light for 



Artificial Illumination, 8vo. (pp. 6), seivn, \s Qd 1853 



8111 On Organo-Metallic Bodies, 8vo. (pp. 59), sewn, with author's inscr., 3s [c. 1860] 



It was from the organo-metals that the author developed the doctrine of the valency of the elements. 



8112 The Past, Present, and Future Water Supply of London, with 6 plates, besides 



diagrams, 8vo. (pp. 22), sewn, with author's inscr., 2s 1896 



8113 Report on the Qualities, Chemical Composition, and Evaporative Power of Alfred 



Watney's Anthracite, Pump-Quart Vein, with Analysis by Lord Playfair, f.r.s., 8vo. 



(pp. 12), sewn, 3s Llanelly [1851] 



8114 Researches on the Organic Radicals. II . Amyl. III. On the Action of the Solar 



Light on Iodide of Ethyl, 2 parts 8vo. (pp. 49), sewn, 3s [c. 1851] 



8115 Water Analysis for Sanitary Purposes, with Hints for the Interpretation of Results, 



post 8vo. cl., with auto, of Dr. W. J. Eussell, F.E.S. (scarce), 7s Qd 1880 



'Together with his pupil. Prof. Henry Edward Armstrong, he devised new methods of water-analysis, which he 



embodied in ' Water Analysis for Sanitary Purposes ', published in 1880.'— D. N. B. 



8116 , and Francis Robert JAPP, f.r.s. : Inorganic Chemistry, with folding coloured 



front, and table, and 51 woodcuts, thick 8vo. cl., uncut, with author's inscr., 9* (p. £1. 45) 1884 



8117 FRANKLAND (Percy Faraday, f.r.s., Univ. Birmingham, and Grrace) Micro-Organisms 

 in Water: their Significance, Identification, and Removal; with the Bacteriological Methods 

 employed in their Investigation, 2 tinted plates, and 28 woodcuts, 8vo. cl. {scarce), 16s 1894 



' This volume will occupy the position of a valuable textbook and standard work on the subject. In an appendix a 

 valuable and up-to-date systematic description is given of the micro-organisms that have been hitherto found in water, by 

 which their identification is greatly facilitated.'— i*7a(ur«. 



8118 FRANKLIN INSTITUTE, Pa., Report of the Managers of the, in Relation to Weights 

 and Measures. 8vo. (pp. 82), sewn, 5s Philadelphia, \S3A 



