CONTENTS 



No. 1, Januaky, 1922 



Certain Genera of the Clostridiaceae. Studies in Pathogenic Anaerobes. V. 

 Hilda Hempl Heller 1 



Studies upon Agglutination in the Colon-Typhoid Group of Bacilli. O. Ishii. 39 



A Study of Spontaneous Agglutination in the Colon-Typhoid Group of 

 Bacilli. O. Ishii 71 



The Sources and Characteristics of the Bacteria in Decomposing Salmon. 

 Albert C. Hunter 85 



Viability of the Colon-Typhoid Group in Carbonated Water and Carbonated 

 Beverages. S. A. Koser and W. \V. Skinner Ill 



A Binocular Microscope Arranged for the Study of Colonies of Bacteria. 

 Guilford B. Reed 121 



An Investigation of American Stains. Report of Committee on Bacteri- 

 ological Technic. Prepared by H. J. Conn, Chairman 127 



No. 2, March, 1922 



Our Society. F. C. Harrison 149 



Notes on the Gram Stain with Description of a New Method. Victor Burke. 159 



Disinfection Studies. The Effects of Temperature and Hydrogen Ion Con- 

 centration upon the Viability of Bad. coli and Bad. typhosum in Water. 

 Barnett Cohen 183 



Microorganisms Concerned in the Oxidation of Sulfur in the Soil. I. Intro- 

 ductory. Selman A. Waksman 231 



Microorganisms Concerned in the Oxidation of Sulfur in the Soil. II. Thio- 

 bacillus thiooxidans, a New Sulfur-oxidizing Organism Isolated from 

 the Soil. Selman A. Waksman and J. S. Joffe 239 



The Production of Pink Sauerkraut by Yeasts. E. B. Fred and W. H. 

 Peterson 257 



Studies on the Biology of Lactic Acid Bacteria: a Summary of Personal 

 Investigations. Costantino Gorini 271 



A Method for the Cultivation of Anaerobes. L. D. Bushnell 277 



Influence of Vacuum upon Growth of Some Aerobic Spore-Bearing Bacteria. 

 L. D. Bushnell 283 



Substitution of Brom-Thymol-Blue for Litmus in Routine Laboratory Work. 

 H. R. Baker 301 



The Use of Domestic Methylene Blue in Staining Milk by the Breed Method. 

 W. A. Wall and A. H. Robertson 307 



No. 3, May, 1922 



Studies on Cultural Requirements of Bacteria. I. J. Howard Mueller 309 



Studies on Cultural Requirements of Bacteria. II. J. Howard Mueller 325 



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