82 
EXPERIMENT NO. 44. 
Formalin, 2,000 c. c.; permanganate, 1,000 grams, equally distributed in four galvanized-iron 
buckets, two of which were placed in the main sleeping compartment of car and one in the alley 
way at each end. 
Weather: Very clotidy and few drops of rain falling at times; no wind. 
Temperature in car at beginning of experiment, 75° F. 
Relative humidity in car at beginning of experiment, 82 per cent. 
Time of exposure, 2 hours (12 m. to 2 p. m.) . 
Temperature in car after opening and airing 20 minutes, 81° F. 
Relative humidity in car after opening and airing 20 minutes, 72 per cent. 
[+ means growth; — no growth.] 
Organism. 
Place of exposure in car. 
Result. 
B. coli communis 
Toilet room 
Smoking room 
Drawing-room 
Berth, upper No. 2 
- 
Berth, lower No. 5 
B. typhosus 
Toilet room 
D rawing -room 
B. pyoc.yanp.us 
Berth, upper No. 6 
Berth, lower No. 1 
Berth, lower No. 12 
Toilet room 
_ 
Smoking room 
D ra wing-room 
Berth, upper No. 2 
Berth, lower No. 5 
Staphylococcus pyoge- 
nes aureus. 
Toilet room 
Smoking room 
Drawing-room 
Floor, main sleeping compartment 
Berth, upper No. 1 
Berth, lower No. 6 
Tt. suhtilis 
Smoking room 
+ 
D rawing-room 
+ 
Berth, upper No. 2 
Berth, lower No. 12 
+ 
4- 
