2 
RovaL INSTITUTION, at 3.—Heat and Cold: Prof. C. F. Jenkin. 
CONCRETE INSTITUTE, at 7.30.—Forms for Concrete Work : A. Graham. 
INSTITUTION OF ELECTRICAL ENGINEFRS, at 8.—The Design of Rolling 
Stock for Electric Railways: H. E. O’Brien. 
FRIDAY, Marcu 13. 
Rovat InstiTuTION, at 9.—An Indian State: Sir Walter R. Lawrence, 
Bart. 
MaLacotoeicaL Society, at 8.—Diagnosis of Four New Land Shells from 
German New Guinea: C. R. Boettger.—Characters of Three New Species 
of Ennea from Southern Nigeria: H. B. Preston.—A Synopsis of the 
Family of Veneride. II.: A. J. Jukes-Browne. 
Roya Astronomicat Society, at 5.—(1) Correction of Errors in the New 
Lunar ‘Theory ; (2) The Terms in the Moon’s Motion Depending on the 
Node; (3) The Perigee and Eccentricity of the Moon, 1750—1991 ; (4) The 
Determination of the Node, the Inclination, the Earth's Ellipticity, and 
the Obliquity of the Ecliptic, from Greenwch Meridian Observations of 
the Moon, 1847—1901: E. W. Brown.—Baxendell’s Observations of 
Variable Stars: R. Bootis, R. Cancri, R. Coronz, S. Coron, H. H. 
Turner, and Mary A. Blagg.—Micrometrical Measures of Double Stars in 
1913: Rev. T. ER. Phillips and H. F. Acocks.—The Spectra of 
Hydrogen and Helium: J. W. Nicholson.—The Total Light of the 
Stars : S. Chapman. 
Junior Institution oF ENGINEERS, at 8.—Lightning Conductors and 
their Tests : F. H. Taylor. 
ALCHEMICAL Society, at 8.15.—Roger Bacon : R. Rowbottom. 
Puysicar Society, at 8.—Time Measurements of Magnetic Disturbances 
and their Interpretation: Dr. C. Chree.—The Ratio of the Specific Heat 
of Air, Hydrogen, Carbon Dioxide and Nitrous Oxide: H. N. Mercer.— 
The Asymmetric Distribution of the Secondary Electronic Radiation pro- 
duced by X-Radiation: A. J. Philpot.—A Lecture Experiment on the 
Irrationality of Dispersion: Prof. S. P. Thompson. 
SATURDAY, Marcu 14. 
Roya InstiTuTION, at 3.—Reccnt Discoveries in Physical Science: Sir 
J. J. Thomson. 
MONDAY, Marcu 16. 
ROYAL SOcIETY OF ARTS, at 8.—Surface Combustion. I : Prof. W. A. Bone. 
TUESDAY, Marcu 17. 
Roe INSTITUTION, at 3.—Modern Ships. The War Navy: Sir John H. 
iles.+ 
Royat. SraristicaL Society, at 5.—The Sizes of Businesses, Mainly in 
the Textile Industries: Prof. S. J. Chapman, and T. S. Ashton. 
ZooLocicaL Society, at 8.30.—(1) The Annelids of the Family Nereidze 
collected by Mr. F. A. Potts in the N.E. Pacific in rgtz, with a Note on 
Micronereis as a Representative of the Ancestral Type of the Nereide ; 
(2) The Genera Ceratocephale Malmgren and Tylorrhynchus, Grube: 
L. N. G. Ramsay.—The Structure and Development of the Caudal 
Skeleton of the Veleostean Fish, Plenragramma antarcticus: A. K. 
Totton. —Report on the Mollusca collected by the British Ornithologists’ 
Union Expedition and the Wollaston Expedition in Dutch New Guinea: 
G. C. Robson.—The Mechanism of Suction in the Potato Capsid Bug 
(Lygus pabulinus, Linn.); P. R. Awati.—Coleoptera Heteromera col- 
lected by the British Ornithologists’ Union Expedition and the Wollaston 
Expedition in Dutch New Guinea: K. G. Blair.—The Malay Race ot the 
Indian Elephant : R. Lydekker.—Fauna of Western Australia. I. The 
Onychophora of W. Australia. JI. The Phyllopoda of W. Australia: 
Prof. W. J. Dakin. 
INsTITUTE OF Metats, at 8.—Annual General Meeting.— President's 
Inaugural Address : Sir Henry J. Oram. 
ILLUMINATING ENGINEERING SOcIETY, at 8.—A Comparison between 
Illumination Estimates and Performance in Practice: W. C. Clinton. 
INSTITUTION OF Civil. ENGINEERS, at 8.—Concluding Discussion: Rail” 
steels for Electric Railways: W. Willox.—Rail-corrugation and _ its 
Causes: S. P. W. D’Alte Sellon.—Pafers: Some Recent Developments 
in Commercial Motor-vehicles : T. Clarkson.—Comparative Economics of 
Tramways and Raiiless Electric Traction: T. G. Gribble. 
MINERALOGICAL Society, at 5.30.—An Occurrence of Bornite Nodules in 
Shale from Mashonaland: F. P. Mennell.—Augite from Bail Hill, Dum- 
friesshire : A. Scott.—(1) A Sulpharsenite of Lead from the Binnenthal 5 
(2) Gmelinite and Chabazite from Co. Antrim : Dr. G. T. Prior. 
WEDNESDAY, Marcu 18. 
Royat METEOROLOGICAL SociETyY, at 7.30.—Climate as Tested by Fossil 
Plants: Prof. A. C. Seward. 
AERONAUTICAL SOcIETY, at 8.30.—Lessons Accidents have Taught: Col. 
H. C. Holden. 
Royat Society or Arts, at 8.—House Flies and Disease: E. H Ross. 
INSTITUTE OF METALS, at 10.30 a.m.—First Report to the Beilby Research 
Committee, dealing with the Solidification of Metals from the Liquid 
State: Dr. C. H. Desch.--Bronze: J. Dewrance.—Vanadium in Brass: 
The Effect of Vanadium on the Constitution of Brass containing 50—50 
per cent. of Copper: R. J. Dunn and O. F. Hudson.—The Quantitative 
Effect of Rapid Cooling on Binary Alloys. II: G. H. Gulliver.— 
Crystal Protomorphs and Amorphous Metal: Prof A. K. Huntington. — 
First Report of the Nomenclature Committee.—The Influence of Nickel 
Some Copper-Aluminium Alloys: Prof. A. A. Read and R. H. Greaves. 
—Muntz Metal: The Correlation of Composition, Structure, Heat 
Treatment, and Mechanical Properties, etc.: Dr. J. E. Stead and 
H. G. A. Stedman —The Micro-Chemistry of Corrosion. II: S. Whyte 
and Dr. C. H. Desch. 
ENTOMOLOGICAL SociETy, at 8.—(r) A Contribution to the Life-History of 
Agriades thersites ; (2) A New Form of Seasonal (and Heterogoneutic) 
Dimorphism: Dr. ‘IT. A. Chapman. 
NOM23a05 6 VOI 403) 
NATURE 
[Marcu 12, 1914 
THURSDAY, Marcu 19. 
ROYAL Society, at 4.30.— Discussion: Constitution of the Atom. Opener: 
Sir E. Rutherford. 
Roya InstituTiIon, at 3.—Heat and Cold: Prof. C. F. Jenkin. 
Cuitp Srupy Society, at 7.30.—The Dramatic Impulse in Children: Prof. 
J. J. Findlay. : 
INSTITUTION OF MINING AND METALLURGY, at 8.—Annual Meeting. 
INSTITUTION oF ELECTRICAL ENGINEERS, at 8.—Discussion on Electric 
Battery Vehicles. 
Royat Society oF ArTS, at 4.30.—Indian Water Gardens; Mrs. Patrick 
Villiers-Stuart. 
LinnNEAN Society, at 8.—The Bearing of Chemical Facts on Genetica] 
Constitution: Dr. E. F. Armstrong. 
FRIDAY, MaRcH 20. 
Roya INsTITUTION, at 9.—Fluid Motions: Lord Rayleigh. 
InstTiTuTION OF MECHANICAL ENGINEERS, at 8.—The Chemical and 
Mechanical Relations of Iron, ‘tungsten and Carbon, and of Iron, Nickel, 
and Carbon: Prof. J. O. Arnold and Prof. A. A. Read. 
Junior InstiruTION OF ENGINEERS, at 8.—Aeroplanes as Engineering 
Structures: W.’H. Sayers. 
SATURDAY, Marcu 2t. 
Roya. INsTITUTION, at 3.—Recent Discoveries in Physical Science: Sir 
J. J. Thomson. 
CONTENTS. — es 
Chemistry for Advanced Students. By Dr. J. W 
MCN) Se mmcerons nico cl wanes & ooo oe 
Dynamics: Oldand New. .... 5 US Ee eee 
New Zealand: Then and Now. By B.C. W. ... 28 
Our Bookshelf . a ale paar ; at Sas 26) 
Letters to the Editor :— 
Alexander Agassiz and the Funafuti Boring.—Prof. 
John: W. Judd) CoB ye RiS.) or cca rnin eet 
An X-Ray Absorption Band.—Prof W. H. Bragg, 
UL cl Sts eRe Stones MAL a? <a os oho i 31 
Experiments Bearing upon the Origin of Spectra.— 
On. Re) Jj. Strutt ei Res eee 32 
Unidirectional Currents within a Carbon - Filament 
Wamp:—Prof; “A. SEVel oe ao ee 
The Densities of the Planets.—Dr. Selig Brodetsky 33 
An Optical Representation of Non-Euclidean Geometry. 
Prof, G.-H} Bryans BeRoS. 0) ene 7 ee Be 
Nature Reserves. By sir E, Ray Lankester, K.C.B., 
Government Laboratory Report) ees eS 
Notes ... Sa Shes ES Fe ety We fi 
Our Astronomical Column :— 
Comet 19137 (Delavan)e .)s4 0 .is = sss eee 
Asarce Ivetlectorsom Canadas erie ener en 
The Smithsonian Astrophysical Observatory . . .. . 40 
The Importation of Birds’ Plumage . . 
The Vitamines of Food. By Prof. T. Johnson... . qi 
Atmospheric Refraction and Geodetic Measure- 
ments. 
Keportsiof Museums), 2-29 ees iit ee 
Radiation of Gas Molecules Excited by Light.— Prof. 
R. W. Wood 43 
Structural Analogies Between Igneous Rocks and 
Metals:—Prof. W. G. Fearnsides ... . Bier eee it 
Industrial Research in America. By Arthur D. Little 45 
University and Educational Intelligence ...... 4d 
Societiesiand Academies). 5.6) eae tee lanl a eAO) 
BooksiiReceivied: \.) fe. yc! enater Be ae) a 
DiaryiOf SOcietiess =) 2. sche cue aes area Bit 
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