276 



CEMENTS, LIMES, AND PLASTERS. 



.TABLE 134. 

 RELATION OF TENSILE TO COMPRESSIVE STRENGTH OP NATURAL CEMENT. (SABIN.) 



Report Chief of Engineers, U. S. A., 1896, p. 2872. 



The following tests were made by Prof. Creighton on samples of 

 the Utica (111.) natural cement used in the construction of the drain- 

 age works at New Orleans. 



TABLE 135. 



RELATION OF TENSILE TO COMPRESSIVE STRENGTH OF UTICA NATURAL CEMENT. 



(CREIGHTON.) 



