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Edited by THOMAS STEVENSON, M.D., F.R.C.P., Lecturer on Chemistry and on Medical Jurisprudence at Guy's Hospital, Official Analyst to the Home Office; and Medical Officer of Health of the County of London, late Lecturer on Public Health at St. Mary's Hospital. AIR. By J. LANE NOTTER, M.A., M.D., Professor of Military Hygiene By W. N. SHAW, F.R.S., Lec- WATER. By THOMAS STEVENSON, M.D., F.R C.P., Lecturer on Che- THE INFLUENCE OF SOIL ON HEALTH. By S. MONCKTON FOOD. BY SIDNEY MARTIN, M.D., F.R.C.P., Assistant Physician to THE INSPECTION OF MEAT. By E. W. HOPE, M.D., D.Sc., CLOTHING By GEO. VIVIAN POORE, M.D., F.R.C. P., Physician to PHYSICAL EDUCATION. BY FREDERICK TREVES, F.R.C.S., Surgeon THE DWELLING. By P. GORDON SMITH, F.R.I.B A., Architect to the THE DISPOSAL OF REFUSE. By W. H. CORFIELD, M.A., M.D., By OFFENSIVE AND NOXIOUS BUSINESSES. By T. WHITESIDE London: J. & A. CHURCHILL, 11 New Burlington Street. Now Ready, with 1000 Illustrations, 1100 pages, 8vo, Cloth, 26s.; Half-calf, 30s. CARPENTER ON THE MICROSCOPE AND ITS REVELATIONS. SEVENTH EDITION. In which the first Seven Chapters have been entirely Rewritten, and the Text throughout Reconstructed, Enlarged, and Revised. By the Rev. W. H. DALLINGER, LL.D., F.R.S. London: J. & A. CHURCHILL, 11 New Burlington Street. THE QUARTERLY JOURNAL OF MICROSCOPICAL SCIENCE. Edited by E. RAY LANKESTER, M. A., LL.D., F.R.S. ; with the co-operation of E. KLEIN, M.D., F.R.S.; The Anatomy of Pentastomum teretiusculum (Baird). By W. BALdwin Spencer, M.A., Professor of Biology in the University On the Development of the Optic Nerve of Vertebrates, and the Choroidal Fissure of Embryonic Life. By RICHARD ASSHETON, The Larva of Asterias vulgaris. By GEORGE W. FIELD, M.A. The Development of the Genital Organs, Ovoid Gland, Axial and Aboral Sinuses in Amphiura squamata; together with some London J. & A. CHURCHILL, 11 New Burlington Street. Now Ready, Second English Edition, with 596 Illustrations, Royal 8vo, 325. MANUAL OF CHEMICAL TECHNOLOGY By RUDOLF VON WAGNER. Translated and Edited by WILLIAM CROOKES, F.R.S., Past Pres. C.S., Pres. Inst. E.E., London: J. & A. CHURCHILL, 11 New Burlington Street. Now Ready, Seventh Edition, Revised and greatly Enlarged, Two Vols., Royal 8vo, with 371 Illustrations, 1800 Pages, Price 425. Cooley's Cyclopædia of Practical Receipts And Collateral Information in the Arts, Manufactures, Professions, and Trades, including Medicine, Pharmacy, EDITED BY W. NORTH, M.A. Camb., F.C.S. London: J. & A. CHURCHILL, 11 New Burlington Street. Printed by RICHARD CLAY AND SONS, LIMITED, at 7 and 8 Bread Street Hill, Queen Victoria Street, in the City of London, and Published b MACMILLAN AND CO., at 29 Bedford Street, London, W.C., and 112 Fourth Avenue, New York. -THURSDAY, November 3, 1892. PRICES PROM £5 to £7. ALSO MADE WATCH SIZE. Amongst many unsolicited Testimonials the following has been received by the maker: EDINBURGH, May 31, 1889. DEAR SIR,-I have just returned from a six weeks' stay at the Ben Nevis Observatory, and while there had an opportunity of testing the admirable qualities of your new "Watkin" Aneroid. The result has been most satisfactory, the extreme error noted being only about 8 of an inch. During my stay at the Observatory the Aneroid was requently tested by taking t down 2000 feet and then omparing it with the stan lard on my return. The results obtained speak volumes for the high-class workmanship and great accuracy you have attained in the manufacture of this instrument. [All Rights are Reserved. BROWNING'S MICROSCOPE. The body is made entirely of brass and gun-metal, with rack-motion and fine screw adjustment. Three achromatic powers (separable) of excellent defining power, 1-inch, 4-inch, and 4-inch; adjusting slide-holder to stage, revolving diaphragm, hand-forceps, stage-forceps, live-cage, &c. The whole packed in upright Mahogany Cabinet, with drawer for slides, dissecting-knives, &c. New Illustrated Catalogue of Microscopes free. THE SEA-LEVEL ANEROID made throughout in brass, neatly japanned, and is not only first-rate in optical qualities, but is now a handsome, well-finished Instrument. . & J. BECK, 68 Cornhill, London, E.C. (WHITESIDE-COOK'S PATENT). NEGRETTI & ZAMBRA, SCIENTIFIC INSTRUMENT MAKERS to THE QUEEN, 38 HOLBORN VIADUCT. BRANCHES: 45 CORNHILL; 122 REGENT ST., LONDON. NEGRETTI & ZAMBRA'S "Illustrated Catalogue," 600 Pages, 1200 Engravings, Price 5s. 6d. Telephone No. 6583. Telegraphic Address: "NEGRETTI, London." THE VICTORIA UNIVERSITY. THE EXTERNAL EXAMINERS OF THE UNIVERSITY. JAMES ADAM, M.A., Fellow and Tutor of Emmanuel College, Cambridge, Examiner in Greek. ARCHIBALD BARR, D.Sc.. Professor of Engineering in the University of Glasgow, Examiner in Engineering. +MARCUS BECK, M.D., F.R.C.S., Professor of Surgery in University CLOVIS BEVENOT, M.A., Professor of French in Mason College, KARL BREUL, Ph.D., M.A., University Lecturer in German, Cam- D. J. CUNNINGHAM, M.D., Professor of Comparative Anatomy in the + Sir DYCE DUCKWORTH, M. D.(Edin.), F.R.C. P., Lecturer on Clinical A. H. GREEN, M. A., F.R.S., Professor of Geology in the University of C. H. HERFORD, Litt. D., Professor of English Literature in University G. B. HOWES. F.Z. S., Assistant Professor of Biology, Royal College of ROBERT MAGUIRE, M.D., F.R.C.P., Lecturer on Pathology, St. GEORGE R. M MURRAY, F. L.S., Senior Assistant, Department of Rev. T. I. PAPILLON, M.A., late Fellow and Tutor of New College, WILLIAM RAMSAY, Ph.D, F. R.S., Professor of Chemistry in Uni- CHARLES S. SHERRINGTON, M.B., Lecturer on Physiology in St. A. R. SIMPSON, M D., F.R.C. P., Professor of Midwifery in the University THOMAS STEVENSON, M.D., F.R.C.P., Lecturer on Chemical and RALPH STOCKMAN, M. D.. Examiner in Materia Medica and Pharmacy The Examiners against whose names a dagger (t) is placed retire at the end of November. Applications are invited for the posts they now fill, which should be sent in on or before NOVEMBER 29. and may be accompanied by Testimonials (Copies only) or References, at the Candidate's discretion. The appointments will be for Three Years. Examiners who have served a full term are not eligible for re-election. SCIENCE SCHOLARSHIPS. Special facilities are afforded by the extensive Laboratories of 2 PENYWERN ROAD, EARL'S COURT, S.W. G. W. DE TUNZELMANN, B.Sc. (Lond. Univ.), M.I.E. E. Students are regularly sent to the College by Leading Educational WANTED a Science Professor for the Mathematical Instrument Manufacturer to H.M. Government, Coun Of the Highest Quality and Finish, at the most Moderate Prices W. F. S. obtained the only Medal in the Great Exhibition of 156 Address:-GREAT TURNSTILE, HOLBORN, LONDON, W. TO SCIENCE LECTURERS. See Mr. HUGHES'S PATENT COMBINATION OPTICAL LAS TERN, used by late W. LANT CARPENTER, Esq., Prof. FORBES. Triple constructed for B. J. MALDEN, Esq., this season. New Oxyby gen Microscope. Grand Results Docwra Triple, Prize Medal, Hig Award. Supplied to the Royal Polytechnic Institution, Dr. H. GRATT GUINNESS, Madame ADELINA PATTI, &c. Patent Pamphagos La Science Lecture Sets. Novelties Cheapest and Best. Elaborately trated Catalogue, 300 pages, 15.; Postage. 5d. Smaller do., 6. Pam lets Free.-HUGHES, SPECIALIST, Brewster House, Mortimer Ra Kingsland, N. teach Mathematics as well. Must be Member of one of the Protestant ALBERT EDWARD JAMRACH Churches. Salary Rs. 350 per Mensem. Passage Paid. Cost of living in Madras not affected by Rate of Exchange. Apply to the HEADMASTER, City of London School, Victoria Embankment, E. C. SCIENCE MASTER required for a Colonial College. Only Graduates in Science of the University of London eligible. Salary about £420 per Annum. The selected Candidate will have to leave England in DECEMBER. Apply to ASKIN, GABBITAS, and THRING, 36, Sackville Street, London, W. (Late CHARLES JAMRACH), 180 ST. GEORGE STREET EAST, Implements of Savage Warfare, Idols, Sacred Masks, Peruvian Pou Netsukis, China, Lacquer, Gongs, Shells, and other Curios. Sale by Auction. TUESDAY, NOVEMBER 22. A VALUABLE COLLECTION OF BRITISH BIRD SKINS AND EGGS, INSECTS, &C, MR. J. C. STEVENS will sell by Auction at his Great Rooms, 38 King Street, Covent Garden, on TUESDAY, NOVEMBER 22, at half-past 12 precisely, a Collection of British Birds' Skins, many with the labels, from the well-known Collections of Messrs. H. B. Sharpe, Dresser, Howard Saunders, &c., and data. Various eggs, including many of Gordon Cumming's, the Swift Terns of Major Butler, &c. Also British Insects, which are all genuine and perfect without exception, and a few Clutches and Nests, Beetles, Shells, Locusts, Dragon. flies of America, &c., &c. On View the Day prior, from ro till 4, and Morning of Sale, and RECENT SHELLS. HELIX FULTONI, Godwin-Ansten. Latest additions to stock. New species of Diplommatina and Opisthostoma from Borneo, including a most lovely little shell, Opisthostoma mirabile. A splendid consignment of Philippine land shells. GLASS-TOPPED BOXES, CARD TRAYS, &c HUGH FULTON (Conchologist), 216 KING'S ROAD, LONDON, S.W. NEW LIST OF MICROSCOPIC SECTIONS OF ROCKS AND MINERALS, CONTAINING MANY NEW AND INTERESTING SPECIMENS Also Lists of Collections of Minerals, Rocks, and Fossils, Apparatus an ALL LISTS FREE OF JAMES R. GREGORY, 88 CHARLOTTE ST., FITZROY SQUARE, W. F. H. BUTLER, M.A. Oxon., Assoc. R. S. Mines. NATURAL HISTORY AGENCY, 158 BROMPTON ROAD, LONDON. Dealer in Rocks, Minerals, Fossils, and other Objects of Scientific Interest. NOW ON VIEW:-A large and varied assortment of Rock-specimens recently obtained from West Shropshire and North Wales, including numerous Diabases, variegated Volcanic Ash, Agglomerate, and Breccia, Quartzite from the Stiper Stones, Spotted Schists, and Granitite; also, a Collection of exceptionally fine polished examples of Labradorite, Green Aventurine Quartz, Agate, Jasper, and other Ornamental Stones; Pyrite after Pyrrho tite from Cornwall: Chalk Polyzoa from Kent; and a Consignment of Ostrich Eggs. COLLECTIONS OF MINERALS, ROCKS, OR FOSSILS, For the Use of Students, Science Teachers, Prospectors, &c., and to illustrate the leading Text-books, in Boxes, with Trays. 50 Specimens, 10s. 6d.; 100 do., 21s.; 200 do., 42s. New Price List of Minerals, Rocks, and Stratigraphical Series of Fossils Post Free. ROCK SECTIONS for the MICROSCOPE from 15. 6d. each, Post Free CATALOGUES GRATIS. CABINETS, GLASS-CAPPED BOXES, TRAYS, HAMMERS, &c. always in Stock. D. RUSSELL, 78 NEWGATE STREET, LONDON, E.C. THOMAS D. 97 Regent STREET, LONDON, W. ESTABLISHED 1840. Late 277 STRAND. Choice Mineral Specimens, Gem Stones, Carved Opals, Polished Agates, Rock Crystal Balls, Fossils, Rocks, and Rock Sections. LATEST ARRIVALS. Ruby and other Varieties of Cassiterite on Quartz, Australia, Beautiful Blue and White Calamine, Adamite, Laurium, Crystallized Brucite, Melanophlogite, Roscoclite with Gold, Apophyllite, Mexico, very Beautiful Doubly Terminated Vanadinite, Arizona, Phenacite on Quartz, Colorado. Large Crystal of Pyroxene, Pink Grossular, Ruby on Matrix, Burma, Diatomaceous Earth, Hakodati, Japan. LIVING SPECIMENS FOR THE MICROSCOPE. Volvox globator, Vorticella, Hydra viridis, Stephanoceros Eichornii, Lophopus crystallinus, and other beautiful Specimens of Pond-Life; also Amoeba, Protococcus, and other types for the Student of Biology. Specimen Tube, is. Post-free. T. E. BOLTON, FARLEY ROAD, MALVERN LINK. BEST DRAPER'S INK (DICHROIC) |