Ivi PROCEEDINGS. 



SIXTH ORDINARY MEETING. 



House of Assembly, Province Building, Halifax; 24th April, 

 1909. 



The FIRST VICE-PRESIDENT, DR. J. E. WOODMAN, in the chair. 

 The following papers were read : 



(1) "Geological Conditions affecting the Water Supply of 

 Halifax." By H. CAVANAGH and D. STAIRS, Dalhousie College. 

 Discussed by DR. A. H. MACKAY. 



(2) "Weathering of Structural Stones in Halifax/' By C. 

 J. MACKENZIE and G. L. CRICHTON, Dalhousie College. Discussed 

 by H. PIERS. 



(3) "Cement Testing in the Engineering Laboratories of 

 Dalhousie University." By H. W. FLEMMING, Dalhousie College. 

 This paper which gave results of tests made of Sydney slag-cement, 

 was discussed by W. L. BISHOP, A. L. MCCALLUM, T. V. HILL, 

 DR. A. H. MACKAY, H. PIERS, and G. M. J. MACKAY. 



(4) "Effects of Ice Action near Grand Lake, Cape Breton 

 county." By W. S. BRODIE, B. A., Lunenburg, N. S. (See 

 Transactions, p. 253). Discussed by DR. A. H. MACKAY. 



(5) "The Influence of Aluminium Salts on the Estimation 

 of Sulphates." By H. JERMAIN M. CREIGHTON, M. A., Birming- 

 ham University, Birmingham, England. (See Transactions, vol. 

 xii, pt. 2, p. 207). 



A vote of thanks was presented to the non-members who had 

 presented papers. 



HARRY PIERS, 



Recording Secretary. 



