References. i4S 



WmsLOw, C.-E. A., and Htjnnewell, M. P. 1902. h. -A Study of 

 the Distribution of the Colon Bacillus of Escherich and of the 

 Sewage Streptococci of Houston in Polluted and Unpolluted 

 Waters. Journal of Medical Research, VIII, 502. 



WiNSLOW, C.-E. A. 1905. The Number of Bacteria in Sewage 

 and Sewage Effluents determined by Plating upon differeht 

 Media and by a New Method of Direct "Microscopic Envmiera- 

 tion. Journal of Infectious Diseases, Supplement No. i, 209; 

 Contributions from the Sanitary Research Laboratory and 

 Sewage Experiment Station of the Massachusetts Institute of 

 Technology, I, 41. 



WiNSLOW, C.-E. A., and Phelps, E. B. 1905. The Chemical and 

 Bacterial Composition of the Sewage discharged into Boston 

 Harbor from the South Metropolitan District. Journal of 

 Infectious Diseases, Supplement No. i, 175; Contributions 

 from the Sanitary Research Laboratory and Sewage Experiment 

 Station of the Massachusetts Institute of Technology, I, 7. 



WiNSLOW, C.-E. A., and Lochridge, E. E., 1906. The Toxic 

 Effect of certain Acids upon Typhoid and Colon Bacilli in 

 Relation to the Degree of their Dissociation. Journal of 

 Infectious Diseases, IH, 547. 



WiNSLOW, C.-E. A., and Phelps, E. B. 1907. Investigations on 

 the Purification of Boston Sewage in Septic Tanks and Trick- 

 ling Filters (1905-1907). Technology Quarterly. 



WiNSLOW, C.-E. A., and Walker, L. T. 1907. Note on the Fer- 

 mentative Reactions of the B. coli Group. Science, N. S., 

 XXVI, 797- 



ZiKES, H. 1902. Zur Kenntnis der chemischen und biologischen 

 Schwankungen * im Gehalte der Brunnenwasser. ■ Mitteil. d, 

 Cester. Versuchstationen fiir Brauerei und Malzerei. Wien. 

 1902. H. 10. Rev. Hygienische Rundschau^ XIII, 830. 



