480 
WAR RE 
[ Maxcu 18, 1897 
new derivative of phenylisindazol, obtained by the action a 
salicylic aldehyde upon phenylhydrazine, by M. 1H. Causse.— 
Action of tannin upon some alkaloids, by M. Oechsner de 
Coninck. Pyridine and piperidine can be readily distinguished 
by their reactions with an aqueous solution of tannin.—On the 
use of cryoscopic methods in the analysis of milk, by MM. 
Bordas and Génin. This is a reply to a note on the same sub- 
ject, by M. Winter. The results obtained, although fairly con- 
stant, are opposed to the exclusive use of the freezing-point 
method for milk ; its only value is as a method of control.—On 
the carbohydrates remaining in beer, by M. P. Petit-—On 
oxidation and the decolourisation of wines, ‘by M. V. Martinand. 
This oxidation can take place sometimes in the absence of an 
oxydase, if the wine is acid.—Mineralogical study of the action 
of voleanic sulphuretted fumerolles upon serpentine, by M. A. 
Lacroix. The minerals observed include epsomite, marcasite, 
melanterite, and copiapite, all directly attributable to the action 
of the sulphuric acid and hydrogen sulphide upon the serpen- 
tine. —The geological constitution of the mountains about the 
sources of the Bléone and the Var, by M. Kilian.—Parallelism 
between the cretaceous beds of Mondégo and Lisbon, by M. 
Paul Choffat.—Note on the treatment of articular diseases by 
electricity, by M. Danion.—Note on the numerical relations 
between the masses of the planets, pe M. Delauney. 
DIARY OF SOCIETIES. 
THURSDAY, Marcu 18. 
Roya Society, at 4.30.—Cultural Evolution of the Cyclamen: W. T. 
Thiselton-Dyer.—On the Conditions which render Absolute the Readings 
of the Mercurial Thermometer : S. A. Sworn.—Experiments on the Flame 
Spectrum of Carbon Monoxide: Prof. Hartley, F.R.S. 
Royat InstiruTion, at 3.—Greek History and Extant Monuments : 
Prof. Percy Gardner. 
LinNnEAN Society, at 8.—Further Observations on Stipules: Right Hon. 
Sir John Lubbock, Bart., M.P., F.R.S.—On the Origin of Transfusion- 
tissue in the Leaves of Gymnospermous Plants : W. C. Worsdell. 
CHEMICAL Society, at 8.—On the Atomic Weight of Carbon: Dr. Alex- 
ander Scott.—On a New Series of Mixed Sulphates of the Vitriol Group : 
Dr. Alexander Scott.—The Action of Alkylhaloids on Aldoximes and 
Ketoximes : Wyndham R. Dunstan, F.R.S., and Ernest Goulding. 
INsTITUTION OF CivIL ENGINEERS, at 8.—The Fifth ““James Forrest” 
Lecture—Bacteriology : Dr. G. Sims Woodhead. 
Sanitary INSTITUTE, at 8.—Infectious Diseases and Methods of Disinfec- 
tion: Dr. H. R. Kenwood. 
Camera Cuup, at 8.15.—Geographical Pictures: Dr. H. R. 
FRIDAY, Marcu 10. 
Royat InsTiruTION, at 9.—Greek and Latin Palwography : 
Maunde Thompson. 
EprpEMIoLocicaL Society, at 8.—The Prevention of Tuberculosis: Dr. 
James Niven. 
SATURDAY, Marcu 20. 
Roya Instirution, at 3.—Electricity and Electrical Vibrations : 
Rayleigh, F.R.S. 
MONDAY, Marcu 22. 
ImpERIAL INSTITUTE, at 8.30.—The Timber Supply of the British Empire : 
Dr. W. Schlich. 
Society oF ARTS, at 4.30.—Alloys 
C.B., F.R.S. 
Roya GEOGRAPHICAL SOCIETY, at 8.30.—The North Polar Problem : The 
President. 
Sanitary INsTiruTE, at 8.—Water Supply, Drinking Water, Pollution 
of Water: Prof. W. H. Corfield. 
Camera Cup, at 8.15.—A Run through Portugal and Madeira, to the 
Great River Amazon : W. Wethered. 
TUESDAY, Marcu 23. 
BOS TURTON BAe Sy —Animal Electricity : 
F.R 
Roya. HorricuLTuRAL Sociery, at 1.—Fruit-bud Transference. 
INSTITUTION OF CiviL ENGINEERS, at 8.—Paper to be discussed: The 
Mond Gas-Producer Plant and its Application : H. A. Humphrey. 
Rovat PuHoroGrarPHic Society, at 8.—Polar Exploration: A. Montefiore 
Brice. 
Royat Vicroria HALL, 
Bourne. 
Mill. 
Sir Edward 
Lord 
: Prof. W. Chandler Roberts-Austen, 
Prof. A. D. Waller, 
at 8.30.—Marine Food Fishes: 
WEDNESDAY, Marcu 24. 
Sociery or Arts, at 8.—The Transmission of Power by Alternating Electric 
Currents: W. B. Esson. 
GEOLOGICAL SOCIETY, at 8. 
INSTITUTION OF Civit ENGINEERS, at 4.—Dr G. Sims Woodhead will 
repeat the Fifth ‘‘ James Forrest” Lecture on Bacteriology. 
THURSDAY, Marcu 25. 
Rovyat Society, at 4.30.—Meeting for Discussion. aes The Chemical 
Constitution of the Stars, introduced by J. Norman Lockyer, C.B., 
F.R.S., with a Communication ‘‘ On the Chemistry of the Hottest Stars. 3 
Royat InstiTuTION, at 3.—The Relation of Geology to History : Prof. W. 
Boyd Dawkins, F.R.S. 
‘Society or Arts (Imperial Institute), at 8.—The Cultivation and Manu- 
facture of Rhea Fibre : Thomas Barraclough. 
InsTITUTION OF ELECTRICAL ENGINEERS, at 8.—On some Repairs to the 
South American Company's Cable off Cape Verde, 1893 and 1895: H. 
Benest. (Continuation of Discussion.) 
‘CHEMICAL Society, at 8.—The Pasteur Memorial Lecture: Prof. P. F. 
Frankland, F.R.S. 
Re Ci.us, at 8.15.—From Mont Blanc to the Matterhorn : Lamond 
owie. 
NO. 1429, VOL. 55] 
Gilbert C. 
FRIDAY, Marcu 26. 
Royat InsTITUTION, at 9.—Karly Man in Scotland : Sir William Turner, 
E.R S. 
PHYSICAL SOCIETY, at 5. 
INSTITUTION OF Civin ENGINEERS, at 8.—The Re-signalling of the Liver- 
pool Street Terminus of the Great Eastern Railway: W. J. Griffiths. 
SATURDAY, Marcu 27. 
Royar InstiruTIOoN, at 3.—Electricity and Electrical Vibrations : 
Rayleigh, F.R.S. 
Roya Boranic SOcIErTy, at 4. 
Lord 
BOOKS, PAMPHLETS, and SERIALS RECEIVED, 
Booxs.—Bis an’s Ende der Welt! : Dr. F. J. Studnicka, Zweite Erganzte 
Auflage (Prag).—A Handbook for Travellers in Lower and Upper Egypt, 
gth edition (Murray).—Results of Rain, River, and Evaporation Observa- 
tions made in’ New South Wales during 1895: H. C. Russell (Sydney).— 
Through Unknown African Countries: Dr. A. Donaldson Smith (Arnold). 
—A Handbook to the Order Lepidoptera: W. F. Kirby. Vol. iy. Moths, 
Part 2 (Allen).—Annuaire de L’Observatoire Royal de Belgique, 1897 
(Bruxelles).—Theory of Physics: Dr. J. S. Ames (New York, Harper). 
PaAMPHLETS.—Quantitative Estimation of Urine: J. B. Smith (Bailliére). 
—Essai sur la Représentation Analytique de la Direction: C. Wessel 
(Copenhague).—Instinct und Intelligenzim Thierreich : C. Wasmann (Frei- 
burg, Herder). 
SERIALS.—Journal of the Anthropological Institute, February (K. Paul) 
Journal of the Institution of Electrical Engineers, March (Spon).—Pro 
ceedings of the Physical Society of. London, Vol. xv. Part 3 (Laylor).— 
Psychological Review, March (Macmillan).—Zeitschrift fiir Physikalische 
Chemie, xxii. Band, 2 Heft (Leipzig, Engelmann).—History of Mankind : 
F. Ratzel, translated, “Dark 17 (Maemillan). —Botanische Jahrbiicher, Zwei- 
undzwanzigster Band, 4 and 5 Heft (Leipzig, Engelmann).—Die Natir- 
lichen Pflanzenfamilien, 146, veh 148 Liefg. (Leipzig, Engelmann).— 
Bulletin de L’ ‘Académie. Impériale des Sciences de St. Pétersbourg, Sep- 
tember (St Pétersbourg).—Journal of the Franklin Institute, March (Phila- 
delphia).—Engineering Magazine, March (Tucker). 
CONTENTS. 
New Works on Botany. ByJ.B.F. .. 
Exploring in the New Zealand eee: PY Prof. T. (& 
* Bonney, F:RiS ieee ¢ : 
Our Book Shelf:— 
Ule: ‘‘ Lehrbuch der Erdkunde fiir hGhere Schulen” 
Wilson-Barker: ** A Manual of Elementary Seaman- 
ship”... ."\.) Ga. see 
Mees? ** Researches upon the Antiquity of Man in 
the Delaware Valley and the Eastern United States” 
‘©The Universal Electrical Directory”. . .... . 
Surface: ‘‘ Photography asa Hobby”. ...... 
“First Records of British Flowering Plants’... . 
Schopenhauer : ‘On Human Nature ” 
Lunge: ‘* Tabellen fiir Gasanalysen, gasvolumetrische 
Analysen, Stickstoffbestimmungen, &c.” . . . 
Buckler: ‘* The Larvae of the British Butterflies and 
Moths” 7% 1.0 CCR Sc OS 
Letters to the Editor:— 
The Measurement of Pressures in the Bore of Guns.— 
Rev. F. Bashforth . 
A Powerful and Efficient Means of Driving } iX- Ray 
Tubes.—Charles L.- Norton and Ralph R. 
Lawrence é 5 
Semi-Permeable Films and Osmotic Pressure. Brae 
J. Willard Gibbs ot 
Changes in Faunze due to Man’s Agency. ‘Prof. T. 
D. “A, Cockerell . : 
Formation of Coral Reefs. —Captain W. Usborne 
Moore, R.N. . . 2 +) ne 
Chinese Yeast.—C. E. ‘Stromeyer -« 5 Se 
Dinosaurs. (J///ustrated.) . 
The Discovery of the Larva ‘of the Common Eel. 
(Zilustrated.) By J. T. a ebam sis SPER 
Notes .. wos oo) Suet 
Our Astronomical Column:— 
Coudé Mountings for Reflecting Telescopes . . 
On Apparent and Real Diselectrification of Solid 
Dielectrics produced by Réntgen Rays and by 
Flame. (/Vth Diagram.) By Lord Kelvin,G.C.V.O., 
F.R.S., Dr. M. Smoluchowski de Smolan, and Dr. 
de Carruthers Beattie. ...... A : 
Forthcoming Books of Science . . bes) ORE 
University and Educational Intelligence. é 
Scientific Serials 5 0) Of CORRS, 8S Ce 
Societies and Academies .....-....... 
Diary of Societies . . Mio ed 
Books, Pamphlets, and Serials Received . . 
PAGE 
457 
458 
459 
