May 1 1, 1905] 



NA TURE 



SCIENTIFIC AND 



EDUCATIONAL BOOKS 



NEW & SECOND HAND. 



Vm- LARGEST STOCK in LONDON of SECOND- 

 HAND School, Classical, Mechanical, ELEMEN- 

 TARY and ADVANCED SCIENTIFIC BOOKS 

 at about HALF PUBLISHED PRICE. 



Mathematical, Theological, and Foreign Books. 



KEY S AND TRANSLATIONS. 



J. f*c>or.E: <sc co. 



104 CHARING CROSS ROAD, 



LONDON, W.C. 



(Formerly of 19 HOLYWELL STREET, STRAND) 

 Ijm-En.jiiiries by letter receive immeiHate attention. 



ROYAL IRISH ACADEMY 



PROCEEDINGS. 



Volume XXV. Sect! .n I!. No. '5. Sewed, bd. 



ON THE GROWTH OF CRYSTALS IN THE CONTACT- 

 ZONE OF GRANITE AND AMPHIBOLITE. 



By GRENVILLE A. J. COLE. 



WILLIAMS & NORGATE, ; 



He 



Londo 



, W.C. 



With 30 Original Illusi 



The HYGIENE of the MOUTH. 



& anlde to the Prevention and Control of Dental Diseases. 



ByR. DENISON PEDLEY, L.D.S. Eng., F.R.C.S. Kd., 



Dental Surgeon to the Evelina Hospital, Southwark. 



The DISEASES of CHILDREN'S TEETH 



Well Ilkulrated. Price 7J. 6rf. 

 SEGG & CO., 289 and 591 Regent Street, London, W. 



CALCIUM METAL 

 99-3 to 99-6 



at l'^/© per pound bar, or 4 oz. G/- 



minimum. 



ARMBRECHT, NELSON &.CO., 



71 & 73 DUKE STREET, GROSVENOR SQUARE, W. 



Telephone ; Gerrard, 4942. 



The Official Organ of the Sritish Electrotlwrapeiitic Society. 



MEDICAL ELECTROLOGY 



AND RADIOLOGY, 



AN INTERNATIONAL MONTHLY REVIEW COVERING 

 ALL BRANCHES OF ELECTROTHERAPEUTICS. 



Subscription, 12/- per Annum, Post Free ihroughout the World. 



Single Numbers, 1/-; Post Free, 1/2. 



London: A. SIEGLE, 2 LANGHAM PLACE, W. 



FOREIGN SCIENTIFIC BOOKS 



and Periodicals promptly supplied at lowest rates. 



CATALOGUES POST FREE ON APPLICATION. 



59 CASTLE STREET EAST, OXFORD STREET, LONDOjjLJ[, 



THOMAS PRINCE, 



SCIENTIFIC BOOKSELLER. 



All books advertised and reviewed in Nature are supplied 



at lowest cash prices. 



Ordevs hij jioftt protnpfli/ ilispatrhe<J. 



85 PRAED STREET, LONDON, W. 



REMAINDERS OF 



STANDARD WORKS ON NATURAL 

 HISTORY, &c., 



at very low prices. 



ALL XEM' AS PUIiLIS H EI>. 



Adams (Henry, F.L.S., and Arthur)— The Genera 



of Recent MoUusca, with 13S full-page pLites containing 

 Ihou-and, nf figures arranged by Sowc'by, , thick vol-., 8vo 

 (pub. i;4 loj.) 16s. 6d.,/<'J.'ai.-.' 10,/. 



Browne (Montagu, F.GS )-Artistie and Scien- 

 tific Taxidermy and Modelling, .t M.inual of in-truciion in 



the Metho.ls.if Preserving N.iMr.il Objects, Modellmgof Foliage, 

 &c., 22 full-page engravings and .. text illu-irations, 8vo, gilt 

 extra (£1 li.) A. & C. Black, 5s.,/M/a?f6,/. 



Cooke (M. C.)— The British Fungi : A Plain and 



Easy Account of. coloured plates of 40 species, cr. Svo (6j.) 



3S., />osta^t- \d. 



MierOSeopiC Fungi : An Introduction to the 



S'udy uf Microscopic Fungi, Rust, Smut, Mildew, and Mould, 

 269 coloured figures, by J. E. Sowerby, cr. Svo f6y.) 



3S., postage 4^. 



Dallas (W. S.i— Elements of Entomology : An 



Outline of the Natural History and Classification of 

 British Insects. Illnstraied with ;i text engravings of Beetles, 

 Grasshoppers, Butterllies, Moths, ,'ic , post 8vi (pub. 8i. i^it.) 



Is. 6d., foit.ise 4,!'. 



Dixon (Charles)— The Story of the Birds, the 



Origin and Salient Characteri-tics of Birds, thtir Groups, Dis- 

 tribution in Space, Means of Dispersal and Migrations, General 

 Habits and Functions, Love Displays, Repro luclion, N,-si, and 

 Eggs, cr. Svo (pub. 5s.) GiiORGE Allen, Is. 9d., pistage ^d. 



Emerson (P. H.)— Birds, Beasts, and Fishes of 



the Norfolk Broadland, 63 full-page and text illus. rations, 

 3vo(pub i2i 6<r',) NuTT, 4s. ed-./ffi/Oi-. sr/. 



Greg iR. P.. F.G.S.i and William Lettsom— 



Manual of the Mineralogy ofGreat Britain and Ireland. 



illustrated, Svo (pub, 15s.) ... ... I S. 6d., /osAv 5''- 



Jenyns (Leonard) — Observations in Natural 



History (being a companion work t.i White's '" Selborne "], with 

 an in reduction on hahits of observing as c )nnecled with the study 

 of that science, also a Calendar of Periodic Phenomena in Natural 

 History, post Svo (pub, io.f. 6(/.) Z^.^ postage ^d. 



Jones (Professor T. Rymer, F.R.S.)— The Aqua- 

 rium Naturalist, A Manual for the Seiside, cimlaining about 

 100 coloured illustrations of interesting objects of the seashore, 

 thick post Svo (nearly 530 pages) (pub. iS^. ) 3s. , postage ^d. 

 "The best of all the seaside books which have come under our 



notice." 



Rimmer (R.i— The Land and Freshwater Shells 



of the British Isles, illustrated, Svo (pub. 5.? ) 



2s., postage 4rf. 



Smith (J., A.L.S.)— British and Foreign Ferns: 



wilh a Trealise on their Cultivation. Revi-ed and greatly 

 enlarged, wilh many illustrations, 450 pp., cr. Svo (pub. 75. 6d.). 

 2S., postage id. 



Taylor {3. E.)— Flowers : Their Origin, Shapes, 

 Perfumes, and Colours, 32 coloured figures, and 161 woodcuts, 

 cr. 8vo(pub. 7i- e,/,) 2s. 6d.,/«/<!i'<:4(!'. 



The Aquarium : Its inhabitant?, Structure, and 



Management, with 238 woodcuts, cr. Svo (pub. ^s. bd.) 



* 2s., postage 4d. 



Half-Hours at the Seaside, illustrated wiih 



250 woodcuts, cr. 8vo (pub. 21. b,!" ) 2S., postage ^d. 



Half-Hours in the Green Lanes, illustrated 



with 300 woodcuts, cr. Svo, gilt edges (pub. 2s. bd.) 



2s., posia..:e id. 



Theobald (F. V.)— The Parasitic Diseases of 



Poultry [Animal and Vegetable, including Chapters on Protozoa, 

 Insects, Mites and Worms, with List of Parasites upon Domestic 

 Cocks and Hens, &c.|, 23 illustrations, post Svo (pub 21. 6d ) 



\S. Bd., postage 3d. 



Xeir Catalogue free on applicatioit. 



JOHN GRANT, Wholesale Bookseller, 



31 GEORGE IV. BRIDGE, EDINBURGH. 



