XXVI THE ROYAL SOCIETY OF CANADA 
6.—On the Average Number of Delta Rays Produced by the 
Expulsion of one Alpha Particle from Polonium, by W. T. Kennedy, 
M.A.; communicated by Prof. McLennan. 
7.—On the Intensity of the Earth’s Penetrating Rays in Buildings 
at Different Heights from the Earth’s Surface, and Some Causes which 
Affect it, by Prof. J. C. McLennan and Mr. E. N. Macallum. 
8.—The Number of Electrons in the Atoms of Different Elements, 
by Prof. H. A. Wilson, F.R.S. 
9.—The Relation Between the Current from Hot Platinum in Air 
at Atmospheric Pressure and the Electric Force, by Prof. H. A. Wilson, 
HRS. 
10.—On the Absorption of the 8 Rays from Radium in Air, by 
Prof. A. 'S. Eve. 
11.—On the Number of Ions produced by the # and 7 Rays from 
Radium, by Prof. A. S. Eve. 
12.—The Relations Between the Branch Points and the Double 
of an Algebraic Curve, by Prof. J. C. Fields. 
13.—A Physical Proof of the Cosine Law of Emission. by Louis V. 
King, B.A., communicated by Prof. H. T. Barnes. 
14.—Absorption Problems in Radioactivity, by Louis V. King, B.A.; 
communicated by Prof. A. 8. Eve. 
15.—Methods and Preliminary Results in the Spectroscopic Deter- 
mination of the Rotation of the Sun, by J. 8. Plaskett, B.A., and R. E. 
DeLury. 
16.—Progress of the Tide in Deep Inlets and Ordinary Estuaries, 
by W. Bell Dawson, D.Sc. 
17.—Mathematical Instruction in France, Appendices C and D, 
by Prof. R. C. Archibald; communicated by Dr. Deville. 
18.—Seismological Observations by Mr. Denison, communicated 
by Mr. Stupart. 
19—Magnetical Observations in Canada, by Mr. W. E. W. Jackson, 
communicated by Mr. Stupart, 
20.—Researches in Physical Chemistry carried out in the Labora- 
tory of the University of Toronto; communicated by Prof. Lash Miller. 
It is recommended that Papers Nos. 2 to 16 and 19 be printed. 
Paper No. 18 has been referred to a special committee and it is recom- 
mended that if this committee should deem it desirable, this paper 
also should be printed. 
The following-named members were elected officers of the Section: 
President—Dr. J. C. Glashan. 
Vice-President—Dr. H. A. Wilson F.R.S. 
Secretary—Dr. Deville. 
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