HENRY SOTHERAN & CO., 140, STRAND, W.C, and 43, PICCADILLY, W. 493 



9831 JOHNSON (William Woolsey, U.S.N. Academy, Annapolis, Md.) Treatise on Ordinary 

 and Partial Differential Equations, 8vo. cL {scarce), 15« 1889 



Containing a development of the theta functions. 



' A geometrical theory of singular solutions [of differential equations] resembling the one used by Cayley was 

 previously employed by W. W. Johnson.' — Prof. Cnjori. 



9832 JOHNSTON [the elder] (Alexander Keith) The Physical Atlas : a Series of Maps and 

 Notes illustrating the Geographical Distribution of Natural Phenomena, based on the 

 • Physikalischer Atlas ' of H. Berghaus, with the Co-operation of Sir David Brewster, 

 J. D. and Edward Forbes, ff.R.S., and others, ivith thirty fine and large folding plates and 

 maps [many coloured), awrf the 5 additional maps {and the corresponding Text) issued with the 

 Ind Ed. of 1854, added, inipl. folio, hf. morocco, g. e., lis (id (p. £12. 12^) Edin., 1848-54 



a beautifully executed work, and 'the first physical atlas ever published in England: dedicated to Humboldt, at 

 whose sn.^Lre.stion it had been undertaken .' — D.N.Ii. 



9833 JOHNSTON (James Finlay Weir, f.r.s) Chemical Tables, exhibiting the Present State 

 of our Knowledge in Regard to the Chemical and Physical Properties of Simple and Compound 

 Bodies, Part I [all pub.]: Inorganic Bodies, roy. 4to. setrn,with inscr.to Richard Phillips, 

 F.R.S., 6s Edin., 1836 



9834 The Chemistry of Common Life, new [2nd] Edition, revised and brought down to 



date by George Henry Lewes, ivith US pretty woodcuts, 2 vols, post 8vo. cl., 3s 6d ib., 1859 



9835 New [3rd and last] Edition, brought down to date by Sir Arthur Herbert 



Church, f.r.s., ivith 102 woodcuts, and maps, thick cr. 8vo. cL, 5s ib., 1879 



• His last and best work.'— D.N. B. 



9836 Elements of Agricultural Chemistry and Geology, 12th Edition, by Sir 



Charles Alexander Cameron, c.b., with woodcuts, post 8vo. cl., 3s Hd 1881 



' Johnston successfully sought to give recent scientific discovery a practical application to agricnltiire and 

 manufactures. Most of his numerous writings attained great poi)ularity.'— D.A'.U. 



9837 Experimental Agriculture: the Results of Past, and Suggestions for Future Experi- 

 ments in Scientific and Practical Agriculture, 8vo. cL, 4* Edin., 1849 



9838 On a New Equiatomic Compound of Bicyanide with Binoxide of IMercury, and on 



the Constitution of the Resins, roy. 4to. (pp. 25), sewn, u-ith inscr. to Richard Phillips, F.R.S., 

 is 1839 



9839 On Paracyanogen and the Paracyanic Acid, roy. 4to. (pp. 17), seivn, with inscr. to 



R. Phillips, and MS. notes by the latter, is Edin., 1837 



The author discovered iodide of gold and its salts, 



9840 JOHNSTON (John), Alexander Charles GUMMING, and James WALKER, f.r.s. : 

 The Affinity Constants of Amphoteric Electrolytes, impl. 8vo. (pp. 68), seivn, 2s 1906 



9841 JOHNSTONE (John) Systematic Treatise on the Theory and Practice of Draining 

 Land, etc. according to the most approved Methods ; and adapted to the varioiis Situations and 

 Soils of England and Scotland . . . with Appendix of Hints and Directions for the Culture and 

 Improvement of Bog, Moss, Moor, etc. after being drained; 3rd Edition, enlarged, with 23 

 coloured plates {some folding) , ito.boards, uncut, with inscr. to the ithEarl of Fife, 10« 6rf Edin., 1834 



The account of Joseph Elkington's system of draining, ' which was at one time held in such esteem, that a Parliament- 

 ary grant of £1000. was passed for the purchase of his secret. Johnstone was deputed to publish the secret to the 

 world ' (AUibone). 



9842 JOLY (Gharles Jasper ; t.c.d. ; f.r.s. ; Royal Astronomer of Ireland) The Interpretation 

 of a Quaternion as a Point Symbol, impl.4to. (pp. 16), sewn, Is 6d Dublin, 1902 



Dr. Joly was the f,'reatest quaternioni.st of his time, and brought out, with great additions, a new edition of Sir William 

 Hamilton's work. 



9843 JOLY (John, T.C.D. ; f.r.s. ; Commissioner of Irish Lights) ExptmENCES but la. DENUDATION, 

 par Dissolution dans I'Eau Douce et dans I'Eau de Mer, roy. 8vo. (pp. 11), seivn, with 

 author's inscr., Is 6d 1901 



9844 On an Improved Method of Identifying Crystals In Rock Sections by the Use of 



Birefringence, 2 illustrations, 8vo. (pp. 10), sewn. Is Dublin, 1901 



9845 Incandescent Electric Furnaces, with illustration, 8vo. (pp. 3), sewn. Is ib., 1901 



9846 Du Mecanisme Intime de la Sedimentation, roy. 8vo. (pp. 19), seivn. Is 1901 



9847 Memoire sur I'Ordre de Formation des Silicates dans les Roches Ign^es ; with 3. 



diagrams, roy. 8vo. (pp. 23), sewn, Is Qd 1901 



9348 JONAS (Peter, Supervisor of Excise) The Genuine Art of Gauging made Easy and Familiar : 

 the Principle Methods actually practised by the Officers of H.M.'s Revenue of Excise and Customs^ 

 also the Established Rules for finding the Areas and Contents of Stills, of Wash Backs by 

 Ordinates, of Coppers, Cisterns, Casks, etc., with the Method of ascertaining the Strength of 

 Spiritous Liquors by the Hydrometer, etc. etc. etc., with woodcuts, 8vo. nice copy in contemporary 

 tree-calf gilt. Is 6d 1806 



9849 JONES (Bernard E.) Hardening and Tempering Steel, with 42 illustrations, cr. 8vo. cl., 

 Is6d 1911 



9850 JONES (David, actuary) On the Value of Annuities and Reversionary Payments, with 

 numerou.s Tables, 2 vols. 8vo. hf calf {rubbed) ; scarce, I5s 1843- 



9851 Another Copy, tree-calf, 17s 6d 



9852 Reprint, to which is added, a Treatise on Probability, by Sir William liUBBocK, 



F.R.S., and J. E. Drinkwater Bethune, 2 vols. 8vo. cl., £1. Is 1844- 



' An able and scientific tre&tiae.'—McCuUoch. 



' The notation at present commonly used is due to David Jones, whose work was the first that contained an extensive 

 series of commutation tables.'— 7'. P. Sprague. 



' Lubbock's is an excellent elementary treatise. ... A binder's blunder caused this work to be often attributed to 

 De Morgan, despite his frequent disclaimers . . . Lubbock was foremost amongst English mathematicians in adoptiii;j 

 Laplace's doctrine of probability.'— 3/m. 4 gr?ies M. Chrke. 



