19 
paper placed between layers of blankets. Box opened after twenty-four 
hours. 
Layers of blankets. 
Typhoid. 
Diph- 
theria. 1 
1 
0 ' 


3 


4 
5 
*T 
j- ! 
6 
-t- 
— I 
8 
-b 
Controls 
-r 
Xo. 26. 
Two cubic centimeters formalin per square foot, sprinkled, blankets, 
twenty-four hours. 
Three cubic centimeters formalin sprinkled on a blanket at bottom 
of a box 15 by 15 by 15 inches. Cultures on slips of paper, freshly 
prepared and moist, between layers of blankets. Twenty-four hours’ 
exposure. 
Layers of blankets. 
Typhoid. 
Anthrax 
spores. 
Diph 
theria. 
1 
+ 
9 
— 
(c) 
— 
3 
— 
-f 
— 
4 
— 
+ 
— 
5 
(0 
+ 
— 
6 
id) 
-f 
+ 
Controls 
+ 
+ 
4 - 
c Contaminated, d Lost. 
Xo. 27. 
Two cubic centimeters per square foot, sprinkled, blankets, twenty- 
four hours. 
Three cubic centimeters formalin sprinkled on a blanket at bottom of 
a box 15 by 15 by 15 inches. Fresh bouillon cultures of the organism 
placed on slips of filter paper, twent 3 ^-four hours’ exposure. 
Layers of blankets. 
Typhoid. 
Diph- 
theria. 
' 
1 
_ ! 
2 
3 
4 
5.. 
— 
— 
Controls 
-t- 
It is §een from Xos. 25, 26, and 27, that 2 c. c. of formalin per square 
foot, when well sprinkled, may be depended upon to penetrate through 
four lajws of blankets and kill typhoid and diphtheria cultures, but it 
