J. Henderson Smith 



37 



Minutes 20 



300 



Fig. 3. Phenol 1 per cent. 

 O O Temp. 1-5°C. x X Temp. 7-8° C. 



Effect of Varying Number of Scores. In Tables XII-XV are given 

 a series of experiments, in each pair of which one and the same strength 

 of phenol was used with suspensions of different density. Each pair 

 was done at the same time with spores from the same suspension suitably 

 diluted: and the results are strictly comparable with one another. 



Table XII. 15. 12. 19. Phenol 04 

 per cent. 58 day spores. 25-2°, 



Table XIII. 8. 12. 19. Phenol 

 0-4 per cent. 51 day spores. 25°. 



2,700,000 



