BACTERIA 99 



IMPORTANT REFERENCES ON BACTERIA 



CLEMESHA, W. W. 1912. The Bacteriology of Surface Waters in the Tropics. 

 London. 



HORROCKS, W. H. 1901. Introduction to the Bacteriological Examination 

 of Water. London. 



HOUSTON, A. C. 1913. Studies in Water Supply. London. 



JORDAN, E. 0. 1903. The Kinds of Bacteria Found in River Water. Jour- 

 nal of Hygiene, 3:1. 



MIGULA, W. 1900. System der Bacterien. Jena. 



OHLMULLER and SPITTA. 1910. Wasser u. Abwasser. 3d ed., Berlin. 



PRESCOTT and WINSLOW. 1913. Elements of Water Bacteriology. 3d ed., 

 New York. 



Report of the Committee on Standard Methods of Water Analysis to the 

 Laboratory Section of the American Public Health Association. 



SAVAGE, W. G. 1906. Bacteriological Examination of Water Supplies. 

 London. 



