1. , This report, which was read at the 46th Annual Convention of the American Water Works Association held at Buffalo, N. Y., June 7, 1926, represents the work performed in the Bacteriological Laboratory of the Digestive Ferments Company on an assignment of Committee No. 1, Standard Methods of Water Analysis.
2. VALUE OF BRILLIANT-GREEN IN ELIMINATING ERRORS DUE TO THE ANAEROBES IN THE PRESUMPTIVE TEST FOR B. COLI
3. , To avoid taking sides in a controversial question of nomenclature, the term “colon organism” is here used instead of a specific name. Wherever this term is employed it will be understood to refer to the organism producing acid and gas from glucose, lactose and fructose, but not from sucrose, which is variously denoted in the literature asAerobacter coli, Bacillus coli, Bacterium coli, and Escherichia coli.