Royal Society of Arts Albert Medal.-At the request of the Council of the Royal Society of Arts, Sir Edward Grey, Secretary of State for Foreign Affairs, authorised the transmission of the Society's Albert Medal to His Majesty's Ambassador at Paris for its presentation to Mdme. Curie. Sir Francis Bertie received Mdme. Curie at the British Embassy on November 25th, and handed to her the Albert Medal, telling her that he had been instructed by the Secretary of State to present it to her on the part of the Royal Society of Arts in recognition of the services rendered to the world by her discovery of radium, and adding that it gave him great pleasure to be the medium of carrying out the wishes of the Society. Royal Institution.-The following are the lecture arrangements of the Royal Institution before Easter:Prof. Silvanus P. Thompson, a Christmas Course of six illustrated lectures on "Sound, Musical and Non-musical," a course of experimental acoustics, adapted to a juvenile auditory-(1) Production of Sound, (2) Transmission of Sound, (3) Reception of Sound, (4) Combination of Sounds, (5) Registration of Sounds, (6) Reproduction of Sound; Prof. F. W. Mott, Fullerian Professor of Physiology, R.I., six lectures on "Heredity"; Dr. A. E. H. Tutton, three lectures on "Crystalline Structure Mineral, Chemical, and Liquid"; Dr. M. Aurel Stein, three lectures on "Explorations of Desert Sites in Central Asia"; The Astronomer Royal, Mr. F. W. Dyson, three lectures on "Recent Progress in Astronomy"; Dr. P. Chalmers Mitchell, three lectures on " Problems of Animals in Captivity"; Mr. A. C. Benson, two lectures on "Ruskin"; Prof. Arthur Keith, two lectures on "Giants and Pygmies"; Prof. W. A. Bone, two lectures on "Surface Combustion and its Industrial Applications"; Mr. Arthur Hassall, three lectures on "Problems in the Career of the Great Napoleon"; Mr. T. G. Jackson, R.A., three lectures on "Architecture -the Byzantine and Romanesque Period"; Prof. Sir J. J. Thomson, Professor of Natural Philosophy, R.I., six lectures on "Radiant Energy and Matter." The Friday Evening Meetings will commence on January 20, when Prof. Sir James Dewar will deliver a Discourse on "Chemical Change at Low Temperatures." Succeeding Discourses will probably be given by Prof. W. H. Bragg, Mr. A. E. Shipley, Prof. H. E. Armstrong, Prof. Jean Perrin, Prof. Karl Pearson, Mr. J. H. Balfour-Browne, Sir David Gill, Prof. H. S. Hele-Shaw, Prof. Sir J. J. Thomson, and other gentlemen. MEETINGS FOR THE WEEK. MONDAY, 12th.-Royal Society of Arts, 8. (Cantor Lecture). "Indus trial Pyrometry," by C. R. Darling. of TUESDAY 13th.-Faraday Society, 8. "Separation of Oxygen by Cold," by J. Swinburne. "New Apparatus for the Rapid Electro-analytical Determination Metals," by H. J. S. Sand and W. M. Smalley. Exhibition of some New Pyrometers and Resistance Thermometers, and some Low- and Highreading Ampère-meters, &c., by R. W. Paul. WEDNESDAY, 14th.-Royal Society of Arts, 8. "New View of Roman London," by R. A. Smith, B.A. THURSDAY, 15th.-Royal Society of Arts, 4.30. "The Taj Mahal and its Relation to Indian Architecture," by R. F. Chisholm, F.R.I.B.At Chemical, 8.30. "Studies on Enzyme ActionPart XV., Comparative Influence of Monohydric CnH2n+1 Alcohols and other Non-electrolytes on Enzymic Activity." by H. E. and E. F. Armstrong; Part XVI.. "The Enzymes of Emulsin II., Prunase"; Part XVII., "The Enzymes of Emulsin III., Probable Seat of Origin of Amygdalin"; Part XVIII., "Enzymes of the Emulsin Type II., Distribution of 8-Glucases in Plants," by H. E. and E. F. Armstrong and E. Horton; Part XIX., "Enzymes of the Emulsin Type III., Linase," by H. E. Armstrong and J. V. Eyre. "Interaction of Alloxan and Glycine," by W. H. Hurtley and W. O. Wooton. "Traube's Molecular Volume Method applied to Binary Mixtures of Organic Substances," by W. R. G. Atkins. "Investigations on the Dependence of Rotatory Power on Chemical Constitution-Part I., Rotations of the Simplest Secondary Alcohols of the Fatty Series," by R. H. Pickard and J. Kenyon. "Oxycodeine, a New Alkaloid from Opium," by J. J. Dobbic and A. Lauder. MACMILLAN'S NEW and RECENT BOOKS ON CHEMISTRY. Chronicles of Pharmacy. By A. C. WOOTTON. Illustrated. Two Vols. 8vo. 21s. net. THE PHARMACEUTICAL JOURNAL.-" He will be a dull reader indeed who finds a dull page in this book, and certainly the pharmacist who has something more than a strictly commercial love of his profession will find it a boon companion after the worries of his day's work or on a wet Sunday afternoon." Laboratory Notes on Or ganic Chemistry tor Medical Students. By PAUL HAAS, D.Sc., Ph.D. Crown 8vo. 2s. 6d. net. Methods Used in the Examination of Milk and Dairy Products. By Dr. CHR. BARTHEL. Translation by W. GOODWIN, M.Sc., Ph.D., South-Eastern Agricultural College, Wye, Kent. Illustrated. 8vo. 7s. 6d. net. Crystalline Structure and Chemical Constitution. By A. E. H. TUTTON, M.A., D.Sc. (Oxon.), F.R.S., A.R.C.Sc. (Lond.); Vice-President of the Mineralogical Society; Member of the Councils of the Chemical Society and the British Association for the Advancement of Science. 8vo. 5s. net. [Science Monographs. FOURTH EDITION, entirely Re-written and Enlarged. Chemical Technology and Analysis of Oils, Fats, and Waxes. NATURE. "Well maintains its place in the front rank of works devoted to the study of oils, fats, and waxes. To the chemical technologist it is practically indispensable." SIXTH EDITION, thoroughly Revised. Introduction to Physical Chemistry. By Prof. J WALKER, D.Sc., F.R.S. Sixth Edition. 8vo. 10s. net. Practical Chemistry. By JAMES BRUCE, Ph.D., B.Sc., F.I.C., A.R.C.S., SECOND EDITION, Revised. A College Text-book of Chemistry. By Prof. I. REMSEN. Second Class Book of Chemistry. By G. C. DONINGTON, M.A. [Nearly ready. All the subjects included in the new syllabus in Chemistry for the Matricula ion Examination of the University of London are dealt with in this book. MACMILLAN & CO., Ltd., LONDON. GENERAL INDEX TO THE CHEMICAL Vols. 1 to 100 (1860 to 1909). NEWS, The above Index includes Fifty Years, or One Hundred complete Volumes, of the CHEMICAL NEWS, and therefore will be of the greatest importance in searching for any Article or Abstract, as it will obviate the necessity of going through each separate Half-yearly Index. The price will be £2, but Subscribers who order before the date of publication will be supplied with a copy for £1 15s. (Carriage extra). Orders should be sent to "General Index," CHEMICAL NEWS Office. ADVERTISERS can obtain particulars of terms on application to the Advertisement Manager, CHEMICAL NEWS Office, 16, Newcastle Street, Farringdon Street, London, E.C. Dec. 9, 1910 Recent Advances in Physical and Inorganic Che- net 7 6 net 7 6 A Dictionary of Applied Chemistry. By T. E. .. ...... 63 An Introduction to the Science of Radio-activity. net 7 6 PORCELAIN- HALDENWANGER Can be obtained from all businesses which deal in Chemical Apparatus. London: Printed and Published for the Proprietor by EDWIN JOHN DAVEY, at the Office, 16, Newcastle Street, Farringdon Street, E.C. December 9, 1910 THE lehem Lab CHEMICAL NEWS Edited by AND JOURNAL OF PHYSICAL SCIENCE Sir Wm. Crookes, F.R.S.] (WITH WHICH IS INCORPORATED THE "CHEMICal gazette") Bstablished [Sixty-seven Years Published Weekly. Annual Subscription, free by post, £1. Entered at the New York Post Office as Second Class Mail matter Vol. 102.-No. 2664. [Copyright Friday, December 16, 1910. Registered as [PRICE 44. ARTICLES: reserved CONTENTS. Atomic Weight of Tantalum, by C. W. Balke PAGE 295 ....... 297 299 THE ROYAL SOCIETY................................ SOCIETY OF CHEMICAL INDUSTRY ............................. 304 C. PASS AND SON, LIM., BRISTOL, 32, CLERKENWELL ROAD, LONDON, E.O. Bankers: LoN., CITY, & MID. £7 per oz. PLATINUM Scrap. 40 ozs. WANTED THIS WEEK. CASH BY RETURN POST. C. R. OLPHERT, Jeweller, 19, Elm Grove Parade, Barnes, S.W. Bankers: LONDON CITY AND MIDLAND (Barnes Branch). a Newspaper. LPOST FRBS 4td. £50 PRIZE COMPETITION For or a Process of manufacturing VARNISH 1. The price of the Varnish must not exceed that of 16 kilos. = 1 2. The Varnish must be clear and transparent after setting. 3. The setting of the Varnish in a warm place must not take more 4. The drying of the Varnish on a smooth glass surface must not 5. The varnished surface must be smooth, lasting, and difficult to 6. The Varnish must not contain more than 5 per cent of resin. Appointment as Assistant to Chemist or Physicist in Works or elsewhere wanted. Aged 23; four years at University College, London; knowledge and practical work to B.Sc. (Lond.) standard.-Address, "A. 23," CHEMICAL NEWS Office, 16, Newcastle Street, Farringdon Street, London, E.C. B.Sc. (Lond.), First-class Hons. Chemistry, desires Engagement. Three years at College, and previous Wanted, Secondhand Laboratory Seck Mill; good condition.--Address, H. B., CHEMICAL NEWS Office, 16, Newcastle Street, Farringdon Street, London, E.C. OZONE APPARATUS for the LABORATORY. 12 Page Illustrated Pamphlet, fully describing various forms of Apparatus and method of using them, Post Free to Readers of the "Chemical News. OZONAIR, Ltd., PLATINUM Utensils. -We supply all forms 96, Victoria Street, Westminster, London, S.W. Business Cards, Trade and other brief Announcements Contract terms for extended periods by arrangement. SECOND-HAND APPARATUS Where replies are to be forwarded 3d. extra should be sent. Cheques and Postal Orders to be made payable to Sir WILLIAM CROOKES and rossed "London County and Westminster Bank." Half-penny Postage Stamps received for amornis under 1. THE CHEMICAL NEWS, 16, Newcastle Street, Farringdon Street, LONDON, E.C. Dec. 16, 1910 Gems for experimental work at moderate prices. SILICATES OF SODA AND POTASH. IN THE STATE OF OLUBLE GLASS OR IN CONCENTRA LD SOLUTION. Full Strength guaranteed. OLDEST and MOST RELIABLE MAKE. Supplied on best terms by WILLIAM GOSSAGE & SONS, Ltd., Soap Works, Widnes LONDON AGENTS-CLIFFORD CHRISTOPHERSON & CO., r. Mincing Lane, London, E.C., who hold stock ready for delivery SULPHUROUS ACID and SULPHITES. Liquid SO2 in Syphons, for Lectures, &c. PHOSPHORIC ACID and PHOSPHATES. CARAMELS & COLORINGS for all purposes. A. BOAKE, ROBERTS, & CO. (LIMITED), Stratford. London, E. |