61 
EXPERIMENT NO. 35— Continued. 
[+ means growth; — no growth.] 
EXPERIMENT NO. 36. 
Generating lamp. 
* Methyl alcohol, 1,000 c. c. 
Capacity of room, 2,000 cubic feet. 
Weather: Moderate, northerly wind; clear. 
Tempera- 
ture. 
Relative 
humidity. 
Absolute 
humidity 
(grams per 
cubic foot). 
Before starting lamp 
o jr 
44 
Per cent. 
63 
2.07 
After 2 hours 
52 
94 
4.11 
After 5 hours 
51 
87 
3.68 
Organisms exposed 2 hours after starting lamp. 
[+ means growth; — no growth.] 
EXPERIMENT NO. 37. 
Generating lamp. 
* Methyl alcohol, 1,000 c. c. 
Capacity of room, 2,000 cubic feet. 
Weather: No wind; snowing. 
Tempera- 
ture. 
Relative 
humidity. 
Absolute 
humidity 
(grams per 
cubic foot). 
Before starting lamp 
0 F. 
39 
Per cent. 
59 
1.62 
After 2 hours 
45 
93 
3.17 
After 5 hours 
39 
92 
2.71 
Organisms exposed 2 hours after starting lamp. 
