XXVI THE ROYAL SOCIETY OF CANADA 



(i) The dissociation pressures of Spencerits, a basic phosphate of 

 zinc. By J. W. Rebbeck, B.A.Sc. Presented by Prof. W. Lash 

 Miller, F.R.S.C. 



(J) The equilibrium between hydrogen, steam, and the oxides of 

 iron. Chandron's value of the equilibrium constant for ferrous oxide 

 has been confirmed, and the existence of solid solutions between 

 ferrous oxide and the magnetic oxide has been established. By D. M. 

 Findlay, R. M. Robertson and H. G. Noble. Presented by Prof. 

 W. Lash Miller, F.R.S.C. 



(k) Quantitative study of the electrolysis of neutral sodium 

 sulphide and of sodium hydrogen sulphide. By W. R. Fetzer, M.A. 

 Presented by Prof. W. Lash Miller, F.R.S.C. 



(/) Study of automatic current regulation in electric furnaces. 

 By J. Kelleher, B.A.Sc, and A. E. R. Westman. Presented by Prof. 

 W. Lash Miller, F.R.S.C. 



(m) The recovery of precious metals from the anode slimes in 

 nickel refining. By H. W. Powell. Presented by Prof. W. Lash 

 Miller, F.R.S.C. 



(w) The effect of the chemical treatment of storage battery 

 separators on their mechanical strength, porosity and electrical con- 

 ductivity. By J. H. Ratcliff. Presented by Prof. W. Lash Miller, 

 F.R.S.C. 



(o) The performance of laboratory electrical furnaces. By T. M. 

 Barry. Presented by Prof. W. Lash Miller, F.R.S.C. 



{p) The effect of the composition of battery paste on the time 

 required to form the paste and on its mechanical strength. By W. D. 

 Stalker. Presented by Prof. W. Lash Miller, F.R.S.C. 



(g) The preparation of boron carbide from boric acid and carbon 

 in the electric furnace. By J. M. Logan. Presented by Prof. W. 

 Lash Miller, F.R.S.C. 



(r) A method for the rapid and accurate estimation of copper in 

 alloys. By E. W. McHenry. Presented by Prof. W. Lash Miller, 

 F.R.S.C. 



(s) The rapid determination of nitrate in Chili saltpetre. By 

 Miss J. L Lane. Presented by Prof. W. Lash Miller, F.R.S.C. 



(/) Methods for the rapid determination of arsenic and of zinc 

 in ores. By Prof. L. J. Rogers and J. E. Clarke, B.A.Sc. Presented 

 by Prof. W. Lash Miller, F.R.S.C. 



37. — On the Reduction of the Circulants to Polynomial Form with 

 Applications to the Circulants of the 7th and 11th Degrees. By Dr. 

 J. C. Glashan, F.R.S.C. 



