XXXIV THE ROYAL SOCIETY OF CANADA 
9.—Formation of Ring Ice or Hoar Frost in Pipes. By Prof. 
HA Barnes. (Eh RS: CN 
10.—Contact Resistance in Oil. By H. E. Reilley, MSc. 
and Violet Henry, M.Sc. Presented by Prof. H. T. Barnes, F.R.S.C. 
11.—The Contact Resistance between Conductors in Relative 
Motion. By Violet Henry, M.Sc. Presented by Prof. H. T. Barnes, 
FARS'C- 
12.—The Solubility of Aluminium Hydroxide in Solutions of 
Ammonia. By E. H. Archibald and T. Habasian. Presented by 
PronRutran RSC 
13.—The Occlusion of Iron by the Ammonium Phosphomolyb- 
date Precipitate. By E. H. Archibald and H. B. Keegan. Presented 
by Prof Ruttan, FARS.C: 
14—A Comparison of Radium Standard Solutions. By J. 
Moran. Presented by Prof. A. S. Eve, F.R.S.C. 
15.—The Release of Radium Emanation from Water at Different 
Temperatures by Bubbling Air through the Solution at a Uniform 
Rate. By J. Moran. Presented by Prof. A. S. Eve, F.R.S.C. 
16.—The Double Salts Formed by Sodium and Potassium 
Carbonates. By J. W. Bain, F.R.S.C., and C. E. Oliver. 
17.—On the Effect of Stationary Sound Waves on Viscous 
Flow in Pipes and Channels. By Louis Vessot King, M.A. (Cantab.), 
D.Sc. (McGill), F.R.S.C., Associate Professor of Physics, McGill 
University, Montreal. 
18.—Concerning a Certain Non-involutory System of Partial 
Differential Equations. By C. T. Sullivan. Presented by Jas. 
Harkness, F.R.S.C. - 
19.—The Algebraic Basis for Two Formulae in the Theory of 
Expansions According to Bessel Functions. By James Harkness, 
MA FRS CC: 
20.—Alternate Number Indices in Triangular Co-ordinates. 
By J: €)-Glashan, ELD SE RS CC. 
21.—On the Scattering and Attenuation of Radiation in the 
Solar Atmosphere. By Louis Vessot King, M.A. (Cantab.), D.Sc. 
(McGill), F.R.S.C., Associate Professor of Physics, McGill University, 
Montreal. 
22.—On Boundary Gentine in the Dynamical Theory of Gases. 
By Louis Vessot King, M.A. -(Cantab.), D.Sc. (McGill), F.R.S.C., 
Associate Professor of Physics, McGill University, Montreal. 
23.—Progress on_72-inch Reflecting Telescope. By Dr. J. S. 
Plaskett, F.R.S.C. 
