May 22, 1879] 



NATURE 



xxvlf 



JOURNAL OF THE SOCIETY OF 

 TELEGRAPH ENGINEERS. 



No. 26, Vol. VIII., Edited by W. E. Avrton, and containing Papen— 

 On the Working of Long Submarine Cables. By Willoughby Smith. 

 On Curbed Signals for Long Cables. By James Graves. 

 A New Determination of the Ratio of the Electromagnetic to the Electro- 

 static Unit of Electric Quantity. By W. E. Ayrton. 

 The Writing Telegraph. By. E. A Cowper. 



Together with other Original Communications. 



Price Three Shillings. 



E. & F. N. SPON, 46, Charing Cross. 



Now ready, the MAY Number of 



THE PROCEEDINGS OF THE ROYAL 



GEOGRAPHICAL SOCIETY AND 

 MONTHLY RECORD of GEOGRAPHY. 



published under the Authority of the Council, and Edited by H. W. Bates, 



Assis tan t- Secretary. 



Conietits. 

 The Second Circumnavigation of Lake Nyassa. By Dr. James Stewart.! 

 /ouiney along Part of the Western Side of Lake Nyassa m 1878. By Rev, 



Dr. Laws. 

 Notes on the Physical Geography of Zululand^and its' Borders. By Rev, 



George Blencowe. 

 Geogr^hical Notes, &c. 

 Map— Lake Nyassa. 



Price to Non-Fellows, is. 6d. 



EDWARD STANFORD, 55, Charing Cross, S.W. 



Price 4^/. 



THE TELEGRAPHIC JOURNAL 



AND 



ELECTRICAL REVIEW 



For May isih, 1879, contains:— 

 Leader : The Electric Light. 



Muirhead's Duplex System. By A. Muirhead. (Illustrated.) 

 The Cantor Lectures: W. H. Preece. 

 Steams' Submarine Cable Duplex System. (Illustrated.) 

 A New Electric Marvel. 

 'I'he Soiree of the Royal Society. 

 Edison's Llectric Candle. (Illustrated.) 

 The Electric Light at the Albert Hall. 

 On Electric Lighting. By Dr. John Hopklnson, F.R.S., M. Inst. M.E. 



(Illustrated.) 

 Notes. 



Proceedings of Societies. 

 Creneral Science : — 



*' Engines for Working Electric Light Machines." (Illustrated.) 

 C:ty Notes. 



lx)ndon: HAUGHTON & CO., 10, Paternoster Row. 



THE ENTOMOLOGIST'S MONTHLY 

 MAGAZINE. 



Price Sixpence, Monthly, 34 pages 8vo, with occasional Illustrations. 



Conducted by J. W. Douglas, R. McLachlan, F.R.S., E. C. Ryb, F.Z.S. 



and H. T. Stainton, F.R.S. 



This Magasine, commenced in 1864, contains standard articles and notes 



on all subjecu connected with Entomology and especially on the Insects of 



the British Isles. 



Subscription — Six Shillings per Volume, post free. The Tolumfts com- 

 mence with the Tune number in each year. 



Vols. I. to V. (strongly bound in cloth) may be obtained by purchasers of 

 the entire set to date, at the increased price of loj. each ; the succeeding 

 vols, may be had separately or together, at 71. each. 



London: JOHN VAN VOORST, i. Paternoster Row. 

 N.B.— Communications, &c., should be sent to the Editors at th« abor* 

 address. 



THE BREWERS' GUARDIAN : 



A Fortnightly Paper devoted to the Protection o£ Brewers' Intarests, 

 Licensing, Legal, and Parliamentary Matters. 

 Rsviaw or thb Malt and liov Trades ; and Wins and Spikit Tkadi 

 Record. 

 The Orsan of the Country Brewers. 

 "The Brewers* Guardian ' Is published on the evenings of every alternate 

 Tuesday, and is the only journal officially connected with brewing interests. 

 Subscription, i6f. td. per annum, post free, dating from any quarter-day. 

 Single Copies, is. each. Registered for transmission abroad. 

 Offices- S. Bond Qoart, Walbrook, London, E.C 



THE ''HANSA," 



Published since 1664. in Hamburg^ is the only independent professional 

 puier in Germany, dedicated exclusively to Maritime <jbjects. Eissays, 

 Cntkiues, Reviews, Reports, Advertisements. Strict eye kept upon the deve* 

 lopment of Maritime AfTairs in every respect. Every second Sunday one 

 Nnmber in 4to at least ; frequent supplements and drawings. Subscnptioa 

 at ainr time ; precedmg numbers of the year furnished subsequently. Price 

 \%». fat twelve mouths. Advertisements ^. a line, widely spread by this 

 suer ; considerable abatement for 3, 6, la montlu' insertion. Business 

 Office: Aug. Meyer and Uteckmann. Hamburg!, Alterwall, 98. Edited by 

 W. V. FkRKOFiN. M.R., 'lawilmrg, Alexander Street, 8. 



Now ready, price 6j. 



THE JOURNAL OF 

 ANATOMY AND PHYSIOLOGY 



NORMAL AND PATHOLOGICAL. 



CONDUCTED BY 



Profs. HUMPHRY. TURNER, M'KENDRICK, & Dr. CREIGHTON- 



Vol. XHL, Part III. April, 1879. 



Contents : — 



1. Obliteration of Vena Cava Inf., with Stenosis of Hepatic Veins. ByW. 

 Osier, M.D. (PUte XVII.) 



2. Male Generative Organs of Koala. By A. H. Young, M.B. (Plate 

 XVI IL) 



3. Bones of Fossil Seal frooa Post-Tertiary Clay at Dunbar. By D'Arcy 

 W. Thompson. 



4. New Variety of Ocular Spectrum. By J. Aitken. 



5. Points connected with Physiological Action of Pilocarpine. By J. 

 Service, M.D. 



6. Circulatory System of Magelona. By W. C. M*Intosh, M.D., F.RS. 



7. Arrangement of Axygos and Superior Intercostal Veins in Thorax. By 

 B. G. Morison, M.B. 



8. A Curious Habit of Malapterurus Electricus. By A. B. Stirling. 



9. Development of Ova, and Structure of Ovary in Man and other Mam- 

 malia. Bjr J. Foulis, M.D. (Plates XIX., XX., XXI.) 



10. On Dissection of Negro. By Prof. Turner. 



11. Effects of Chloroform, Ethidene, and Ether on the Blood-Pressure. By 

 J. Coats. M.D.. W. Ramsay. Ph.D., and J. G. M'Kendrick, M.D. 



n. Abnormality of Arteries at Base of Brain. By S. M. Rendall. 



13. Distribution of Anterior Tibial Nerve on Dorsum of Foot. By D. J. 

 Cunningham, M.D. 



14. Loop-like Bifurcation of External Carotid Artery. By Pro?. Turner. 



15. Organ of Bojanus in An^don. By M. M. Hartag. 



16. Morphology of Mammalian Ossicula Auditus. By Alban Doran^ 

 F.R.C.S. 



17. Report on Recent Phj^siologlcal Memoirs. By J. G. Brown, M.D. 

 i3. Abstracts of Pathological Papers; Evidence for Unity of Phthisis. 

 19. Notice of New Book. 



MACMILLAN & CO.. London and Cambridge. 



THE BEST FARMERS' NEWSPAPER. 



THE CHAMBER OF 

 AGRICULTURE JOURNAL 



AND FARMERS' CHRONICLE, 



Edited by John Algernon Cu^rkk, Secretary to the Central Chambtr 



of Agriculture, 

 Devotes spttcial attention to the discussions and proceedings of the Chamber 

 of Agriculture of Great Britain (which now number upwards of 18,000 

 members), besides giving original papers on practical farming, and a mass oC 

 intelligence of particular value to the agriculturist. 



The London Com, Seed, Hop, Cattle, and other Markets o£ Monday are 

 specially reported in this Journal, which is despatched the same evening so 

 as to ensure delivery to country subscribers by the first post on Tuesday 

 morning. Price yi.j or prepaid, 15/. a year post free. 



Published by W. PICKERING ai, Arundel Street, Strand, W.C 



GARDENING ILLUSTRATED: a new 



Weekly Journal for all interested in Gardening in- Town or Country. 

 Price i(/r weekly. Profusely Illustrated. Flowers, Fruits, Vegetables, 

 Town and Suburban Gardening, Villa Gardening, the Cottage Garden, 

 Window Gardening, Work in the Garden for every week. May be had 

 of all Newsagents and at the Book-stalls, i<f. every Saturday. Post free 

 for twelve months for 6i- 6d. Specimen copy. ij*?. in stamps Office, 

 37, SouthamptonStreet, Covent Garden. London. V/,C. 



On the ist of every Month, price Sixpence. 



THE ENTOMOLOGIST: 



AN ILLUSTRATED JOURNAL OF BRITISH ENTOMOLOGY. 

 Edited by John T. Camiingtoh, 

 With the Assistance of 

 Fkbdirick Bond, F.Z.S. I Frbdbxick Smith, F.L.S. 



Edward A. Fitch. J. Jrnnkr Whir, F.L.S. 



John A. Powrr, M.D. | F. Buchanan Whitr, M.D. 



The EntfitnoUgitt was rounded for the purpose of diffusing information 

 with regard to the science generally, and especially respecting Insects in- 

 jurious to Farm or Garden ; for Recording the Capture of Rarities ; and 

 ibr Figuring Varieties. Monthly LisU of Duplicates and DesideraU ar« 

 published. 



Interesting articles on all branehes of the science are promised by leading 

 entomologists. Especial attention is given to the printing ef the Woodcut 

 Illustrations, which are numerous. There are occasionally Colourbo 

 Platss. 



SIMPKIN, MARSHALL, and CO., Stationers' HaU Court. 



DIAMONDS AND OTHER PRECIOUS 



STONES. Scientific opinion given as to GENUINENESS, PURITY, 

 and VALUE.- Brycb Wright, 90, Great Russell Street, London, 



FOR SALE.— NATURE. Vols. 13 to 19, 



complete, unbound. 

 Street, Hull 



81. per Vol.— Apply, PRINCirAi, 41, Wright 



