1914] 
NOLTE——SALIVARY ORGANISMS AND AIR POLLUTION 79 
TABLE IX (Continued) 
DATA ON THE COLLECTION AND EXAMINATION OF AIR SAMPLES 
No. of experiment 8 9 10 11 12 13 14 
Date of collection 3/29/.3 | 3/29/13 4/1/13 4/1/13 4/8/18 4/9/13 | 4/10/13 
А Pict ict 
Sampling place Street car jews Street car ue Outdoors | Outdoors | Outdoors 
Outdoors 41 59 50 77 45 63 55 
Temperature(°F.) 
Sampling pl. 55 70 63 82 45 63 55 
Rain, Sunshine, 
Weather conditions Sunshine | Cloudy | Sunshine | Sunshine very Cloudy very 
windy windy 
Sitting 44 3000 44 3000 0 0 0 
Approx. no. of 
КЕЕ Standing 30 100 15 300 0 0 0 
Approx. volume of sampling pl. 2520 90000 2500 90000 
(cu. ft.) 
Rate of filtration (cc. per min.) 900 900 900 900 900 830 1080 
Pl. I. (1 се.) 34 3 4 7 9 0 2 
18 2 2 3 3 0 
No. of organisms PL II. (1 ce.) 3 
in following 
quantities сі РІ. III. (2 cc.) 24 
sand solution F 
plated Рі. IV. (5 се.) ре = 14 | Spreader | Spreader 0 1 3 
Pl. V. (5 се.) 8 12 35* 6 1 1 
Plates examined Е ГУ. Ж; I. and II. I., IL. and IV. and V. TILIV., 
Ж; ала У, 
Total col. on plates exam. 34 14 19 10 18 2 8 
No. of bacilli, molds, etc. 15 12 5 9 9 9 5 
No. of cocci 19 2 "d 1 9 0 3 
No. of salivary cocci 0 0 1 0 7 0 0 
Frequency of occurrence 0 0 | 1 in 3600 0 | Lin 1235 0 0 
Sanitary quality Safe Safe — Safe t Safe Safe 
No. of org. in total vol. of air 320 85 42 85 50 2 18 
ж Abundance of molds. 
T Local contamination. 
