CCVIU 



NATURE 



{Oct. 23, 1879 



This day, in 8vo, price z\s. 

 HANDBOOK OF DOUBLE STARS, with a CATALOGUE of 1,200 DOUBLE STARS 



and EXTENSIVE LISTS of MEASURES for the USE of AJIATEURS. By EDWARD CROSSLEY, F.R.A.S., 

 JOSEPH GLEDHILL, F.R.A.S., and JAMES M. WILSON, M.A., F.R.A.S. With Illustrations. 



MACMILLAN & CO., LONDON. 



This day, in 8vo, price ins. 

 STUDIES on FERMENTATION. The Diseases of Beer: their Causes and the Means, 



of Preventing Them. By L. PASTEUR. A Translation of " l5;tudes sur la Biere," with Notes, Illustrations, &c. By F. 

 Faulkner and D. C. Robb, B.A. 



MACMILLAN & CO., LONDON. 



This day, in extra fcap. 8vo, price \s. (>d. 

 BLOWPIPE ANALYSIS. By J. Landauer. Authorised English Edition by J. TaylorJ 



and W. E. KAY, of the Owens College, Manchester. 



MACMILLAN & CO., LONDON. 



Now ready, complete in three vols., 8vo. 



INORGANIC CHEMISTRY. By Prof. 



ROSCOE, F.R.S., and Prof. SCHORLEMMER, F.R.S., 

 of Owens College, Manchester. Witli Illustrations, &c. 



Vol. I. The NON-METALLIC ELEMENTS. 21s. 



Vol. II. Part 1.— METALS. 18s. 



Vol. IL Part 2.— METALS. 18s. \This day. 



" It would be difficult to praise this most valuable Manual 



too highly The arrangement is clear and fcientific ; the 



facts gained by modern research are fairly represented and 

 judiciously selected, and the style throughout is singularly lucid." 

 — Lancet. 



"A most valuable contribution to the literature of chemistry. 

 The work when finished will afford the most com- 

 plete systematic exposition of the existing state of chemical 

 science that has yet appeared in the English language." — 

 /Mature. 



By Prof. ROSCOE, F.R.S. 

 LESSONS IN ELEMENTARY CHE- 



MISTRY ; Inorganic and Organic, 

 tions. New Edition. Fcap. 8vo. 



With numerous Illustra- 

 4J. 6d. 



PRIMER OP CHEMISTRY. With Illus- 



trations. i8mo. is. 



By Prof. SCHORLEMMER, F.R.S. 

 THE CHEMISTRY OF THE CARBON 



COMPOUNDS ; or. Organic Chemistry. With Illustra- 

 tions. 8vo. 14?. 

 "A better book than this, on organic chemistry, has never 

 been written in any language."- — Pharmaceutical Journal. 



"Must prove eminently useful to the chemical student." — 

 Athenaum. 



MACMILLAN AND CO., LONDON. 

 LA SEMAINE FRANCAISE : a Weekly 



Newspaper and Review In the French Language. PoUtici, Literature, 

 Science, Art, Varieties, Notes. Price 4^. , through booksellers, and at 

 the railway bookstalls. OfBce, 37, Southampton Street, Strand, W.C. 



LA SEMAINE FRANCAISE: Journal Frangaise pour 



TAngleterre : Politique, Litttfrature, Sciences, Arts, Vari^tis, Nouvelles, 

 et Notes. Un exemplaire par la posle, 4^t/., en timbres poste. Abonne- 

 ment franco par la poste — un an, iZs. \ six mois, 9*. 9*/. Piix 4(/., chei 

 tous les libraires et aux gares des chemins de fer. On I'abonne aux 

 bureaux, 37, Southampton Street, Strand, Londres, W.C. 



LA SEMAINE FRANCAISE.— '"La Semaine Fran- 



jaise' has been brought out in London for the benefit of those English 

 readers who may wish to study contemporary French from ail points of 

 view, instead of confining their reading to one particular GalUc print. 

 It certainly merits success." — Graphic. 



LA SEMAINE FRANgAISE.— "The numbers before 



US arc hill of good things It will be far better for most than any 



one of the best papers published in Paris itself. We are much pleased 

 with the character of it, and believe it will be highly valued in ail those 

 many households where French is cultivated. The printing is very well 

 done." — Queen. 



Thrms of Subscription:— *. d. 



Three months « ... 5 o 



Six ,, 9 9 



Twelve „ .„ 18 o 



P.0.0. payable to T. Spanswick, at King Street, Covcnt Garden, W.C 

 Publishing Office, 37, Southampton Street, Strand, W.C. 



HOW to WORK with the MICROSCOPE. 



By LIONEL S. BEALE, F.R.S. 



HARRISON, Pall Mall 



Fourth Edition, 500 Illustrations, 21J, 



The MICROSCOPE in MEDICINE. By 



LIONEL S. BEALE. M.B., F.R.S., Physician to King's Coll. Hos- 

 pital, and Professor of Medicine in the College. 



London: J. &A. CHURCHILL. 



The MORPHOLOGY of the SKULL, By 



W. K. PARKER, F.R.S., Hunterian Professor, Royal Collegi: of 

 Surgeons, and G. T. BETTANY, B.Sc, Lecturer on Botany in Guy's 

 Hospital Medical School. Illustrated. Crown 8vo. loj. 6rf. 



MACMILLAN & CO.. London. 



THE ENTOMOLOGIST'S MONTHLY" 

 MAGAZINE. 



Price Sixpence, Monthly, 24 pages 8to, 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 Magaiine, commenced in 1864, contains standard articles and notes 



on all subjects connected with Entomology and especially on the Insects ofi 



the British Isles. 



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

 mence with the June number in each year. 



Vols. I. toV. (strongly bound in cloth) may be obtained by purchasers c£ 

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

 /ols. may be had separ.itely or together, at 7J. each. 



London: JOHN VAN VOORST, i. Paternoster Row. 

 N.B.— Communications, &c., should be sent to the Editors at the ahore 

 address. 



Img. 



On the ist of every Month, price One Shill 



THE ZOOLOGIST: 



A MONTHLY MAGAZINE OF NATURAL HISTORY. 

 Third Series. Edited by J. E. Hartjng, F.L.S., F.Z.S., Member of the 

 British Ornithologists' Union ; contains — 

 Original articles by well-known naturalists in every branch of zoolc gy ; 

 habits ai animals ; arrival .and departure of migratory birds : ocairrence 

 of rare birds ; distribution and migration of British fresh-water fish ; new 

 or rare marine fish ; local aquaria; British reptiles ; British land and fresh- 

 water mollusca, with remarks on the haunts and habits cf the species; and 

 other matters of general interest to those who delight in natural history. 

 Reports of the Linnean, Zoological, and Entomological Societies. Reviews 

 of natural history books. Occasional translations from foreign zoological 

 journals of important and interesting articles in various branches of zoology. 

 There are occasional woodcuts. 



JOHN VAN VOORST, i, Paternoster Row. 



BRYCE-WRIGHT'S LATEST ARRIVALS. 



MINERALS. — An extraordinary and most beautiful Series of 



Precious Opals from Australia, Wavalites (green) from 



America, Beryls, Topaze.=:, &c. 

 GEMS.— Cats' Eyes, Hyacinths, Zircons, Chrysoberyls, 



Asinites, &c. 

 STONE IMPLEMENTS from Greece, Spain, Dennurk, 



and the Swiss Lake-dwellings. 

 PRIZE MEDAL Elementary Collections of Minerals, Fossils, 

 and Rocks from i/. upwards. 



New Catalogue with 34 Illustrations, post free, \s. 2d. 



BRYCE -WRIGHT, 



Mineralogist, and Expert in Gems and Precious Stones, 



90, GREAT RUSSELL STREET, BLOOM SBURY, LONDON. ' 



