222 ANNALS NEW YORK ACADEMY OF SCIENCES 



54. Mackenzie, W. B. : The Disintegration of Concrete Exposed to Sea Water 



between High and Low Tides. Eng. News, 58, 472. 1907. 



55. Matthews, E. R. : Action of Sea and Fresh Water on Cement and Con- 



crete. Eng. Digest, 5, 527. 1909. 



56. Matthews and Watson : Effect of Freezing and Immersion upon Cement 



and Cement Mortar. Eng. Digest, 4, 405. 1908. 



57. Maynard, E. : Iron Ore Cement. Cem. Eng. News, 22, 243, 1910. 



58. : Solution and Decomposition of Cements. Tonind. Ztg., 33, 1462. 



1909. 



59. McGee, W J: Outlines of Hydrology. Bull. Geol. Soc. Amer., 19, 193. 



1907. 



60. McKenna, C. F. : Hardness of Plasters and Cements, and a Simple 



Chronographic Apparatus for Recording Set. J. Ind. and Eng. Chem., 

 4, 110. 1912. 



61. Meade, Richard K. : Portland Cement. Easton, 1906. 



62. : The Influence of Fine Grinding upon the Physical Properties of 



Portland Cement. Cement Age, 7, 161. 1905. 



63. : The Ultimate Composition of Portland Cement. Chem. Eng., 10, 



183. 1910. 



64. Michaelis, W. A., Sr., and W. A., Jr. : The Hardening Process of Hydrau- 



lic Cements. (Paper read before Assn. Ger. Port. Cement Mfrs., Ber- 

 lin, 1907.) Cem. Eng. News, separate. 



65. : The Hardening of Cement Under Water. (Paper read before 



Assn. Ger. Port. Cement Mfrs., Berlin, 1909. ) Cem. Eng. News, separate. 



66. Michaelis, W. A, Sr. : Puzzuolan Mortars in Sea Water. Tonind. Ztg., 



33, 1308. 1909. 



67. Montemartini, C. : The Hydration of Cements. LTndustria Chimica, 7, 



169. 1908. 



68. Newberry, S. B. : Cement for Sea Water Construction. Cement Age, 9, 38, 



1907. 



69. Newberry, S. B. and W. B. : Constitution of Hydraulic Cements. J. Soc. 



Chem. Ind., 16, 887. 1897. 



70. O'Hara, J. M. : Action of Sea Water on Portland Cement. Cem. Eng. 



News, 22, 288. 1910. 



71. Peterson, P. M. : Determination of the Finest Powder in Portland Cement. 



Tonind. Ztg., 33, 1687. 1909. 



72. Pierce, G. : Destructive Action of Alkali upon Cement. Mining Sci., 63, 



130. 1911. 



73. Plumb, R. A. : Waterproofing Concrete. Canadian Cement and Cone. Rev., 



4, 91. 



74. Poirson, L. : Studies of the Chemical Influence of Sea Water upon Port- 



land Cement. Ciment, Nos. 6, 7. 1910. 



75. Potter, C. J. : Chemical Changes in Portland Cement Concrete, and the 



Action of Sea Water thereon. Jour. Soc. Chem. Ind., 28, 6, 1909. 



76. Poulsen, A. : Long Time Concrete Tests in Sea Water. Eng. News, 64, 



3. 1910. 



77. Progress Report of the Joint Committee on Concrete and Reinforced Con- 



crete of the American Society for Testing Materials. : Proceedings, 1909. 



