596 



CEMENTS, LIMES, AND PLASTERS. 



TABLE 229. 

 COMPRESSIVE STRENGTH OP SILICA-CEMENT CUBES. (WATERTOWN ARSENAL.) 



Report of Tests of Metals, etc., at Watertown Arsenal for 1902, pp. 376-377. 1903. 



List of references on sand cement. The following papers are of 

 interest in this connection: 



Butler, M. J. Silica Portland cement. Canadian Engineer, March, 1899. 

 Klein, O. H. Report on concrete foundations for pavements. 8vo, 58 pp. 



New York, 1903. (Much criticism of sand cements.) 

 Reeves, H. E. The effect of grinding mixed sand and cement. Technograph, 



May, 1896. 

 Smith, C. B. Sand cement. Brickbuilder, vol. 6, p. 280. 1897. (Tests of 



three Canadian brands. Important paper.) 



