TEANSACTIONS OF THE SECTIONS. 



Section A. —MATHEMATICAL AND PHYSICAL SCIENCE. 



THURSDAY, SEPTEMBER 6. 



Page 

 Address by Professor G. F. Fitzgerald, MA., F.E.S., President of the 

 Section 557 



1. Fourth Report of the Committee for promoting Tidal Observations in 



Canada 562 



2. On the Behaviour of Water under great Provocation from Heat. By 



Professor W. Ramsay, F.R.S 662 



3. On the Proof of the Logarithmic Law of Atomic Weights. By Dr. G. 

 Johnstone Stoney, F.R.S ." 562 



4. On the Oscillations of a Rotating Liquid Spheroid and the Genesis of the 



Moon. By A. E. H. Love, B.A 562 



5. Waves in a Viscous Liquid. By A. B. Basset, M.A 563 



6. On a Hydrostatic Balance. By J. Jolt, M.A., B.E 664 



7. On the Meldometer. By J. Joly, M.A., B.E 564 



8. Electro-calorimetry. By Professor William Stkoud, B.A., D.Sc, and 



W. W. Haldanb Gee, B.Sc 666 



9. On Figures produced by Electric Action on Photographic Drv Plates. 



By .L Brovtn ! 665 



10. Comparison of Gassner's Dry Cells vpith Leclanch6's. By Wm. Lant 

 Carpenter 566 



11. On the Intensity of Magnetisation of soft Iron Bars of various lengths 



in a uniform Magnetic Field. By A. Tanakadate 566 



FRIDAY, SEPTEMBilR 7. 



1. Recent Progress in the Use of Concave Gratings for Spectrum Analysis. 



By Professor H. A. Rowland 566 



2. Is the Velocity of Light in an Electrolytic Liquid influenced by an 

 Electric Current in the direction of propagation ? By Lord Rayleigh, 

 LL.D., Sec. R.S 666 



3. On the Measurement of the Length of Electro-magnetic Waves. By 

 Professor Oliver J. Lodge, F.R.S 667 



4. On the Impedance of Conductors to Leyden-jar Discharges. By Professor 



Oliver J. Lodge, F.R.S 567 



