CONTENTS. XI 



Page 



9. On Interference Phenomena exhibited by the Passage of Electric Waves 

 through Layers of Electrolyte. By G. Qdny Yule 694 



10. On a Familiar Type of Caustic Curves. By J. Laemor, F.R.S 695 



SATURDAY, SEPTEMBER 16. 



1. Report of the Committee on Mathematical Tables (Bessel's Functions) ... 696 



2. Report of the Committee on the Pellian Equation 696 



3. On a Spherical Vortex. By M. J. M. Hill, M.A., D.Sc, Professor of 

 Mathematics at University College, London 696 



4. On the Magnetic Shielding of Two Concentric Spherical Shells. By 



Professor A. W. Rijckee, F.R.S 698 



5. On the Equations for Calculating the Shielding of a Long Iron Tube on 



an Internal Magnetic Pole. By Professor G. F. FitzGeeald, M.A., 

 F.R.S 698 



6. On the Equations for Calculating the Effect of a Hertzian Oscillator on 



Points in its Neighbourhood. By Professor G. F. FitzGeeald, M.A., 

 r.R.S 698 



7. Magnetic Action on Light. By J. Larmoe, F.R.S 699 



8. *0n a Special Class of Generating Functions in the Theory of Numbers. 



By Major P. A. MacMahon, R.A., F.R.S 699 



9. On Agreeable Numbers. By Lieut.-Col. Allan Cunningham, R.E., 

 Fellow of King's College, London 699 



MONDAY, SEPTEMBER 18. 



1. Report of the Committee on Earth Tremors 699 



2. Report of the Committee on the Volcanic and Seismological Phenomena 



of Japan 700 



*Discussion on the Teaching of Elementary Physics introduced by the three 

 following Papers : — • 



'6. Apparatus for Class-work in Elementary Practical Physics. By Professor 

 G. Caeet Foster, F.R.S 700 



4. On Physics Teaching in Schools. By W. B. Croft, M.A 700 



5. Notes on Science Teaching in Public Schools. By A. E. Hawkins, B.Sc. 701 



6. Report of the Committee on the Application of Photography to Meteoro- 

 logical Phenomena 701 



7. Report of the Ben Nevis Committee 701 



TUESDAY, SEPTEMBER 19. 



1. Report of the Electrical Standards Committee 702 



2. On Standards of Low Electrical Resistance. By Professor J. Viriamu 

 Jones 702 



3. An Apparatus for Comparing nearly Equal Resistances. By F. H. 

 Nalder : 702 



4. Note on a Galvanometer suited to Physiological Use. By Dr. Oliver J. 



Lodge, F.R.S., and F. H. Nalder 703 



