166 



TEAGUE AND BARBER. 



Through the glass door of the hood, readings were made from the wet- 

 bulb thermometer as follows: 



Time. 



Dry-bulb 

 thermometer. 



Wet-bulb 

 thermometer. 



Difference. 



a. m. 



°C. 



9.37i to 9.38. Cholera suspension 

 sprayed. 







9.40 



29°. 9 C. 



28°. 2 C. 



1.7 



9.45 



30°. 2 



28°. 6 



1.6 



9.54 



30°. 6 



28°. 7 



1.9 



10. IO5 to 10. 11. Prodig-iosus suspen- 

 sion sprayed. 







10.15 



30°. C. 



28°. 2 C. 



1.8 



10; 20 



30°. 4 



28°. 4 



2.0 



10.33 



30°. 65 



28°. 65 



2.0 



11.02 



30°. 8 



28°. 95 



1.85 



11. 43i to 11. 44. Sarcina suspension 

 sprayed. 







11.48 



30°. 3 C. 



28°. 6 C. 



1.7 



11.57 



30°. 85 



28°. 8 



2.05 



12.09 



31°. 05 29°. 



2.05 



2.55 



31°. 8 30°. 3 



1.5 



The results of this experiment are recorded in Table I. 



Table I. — Results of spraying suspensions. 



Time after 

 spraying. 



Cholera 

 suspension. 



Prodigiosus 

 suspension. 



Sarcina 

 suspension. 



Hrs. min. 

 i 

 3 

 6 

 9 

 12 

 15 

 18 

 21 

 24 

 30 

 36 

 42 

 45 



50 



1 

 1 15 

 1 30 



1 45 



2 



2 30 



3 



Colonies. 

 37,000 

 75 

 7 

 

 

 



Colonies. 



260,000 



67,000 



47,000 



4,900 



2,700 



160 



25 



7 



7 



1 



1 







Colonies. 

 78,000 

 65.000 

 40,000 

 35.000 

 36.000 

 37, 000 

 28,000 

 27.000 

 25, 000 

 16,000 

















13,000 







 

 





10, 000 

 5,800 

 4,800 

 3,600 

 2,600 

 1,400 

 850 























1 



