ig | 
</ 
TABLE IV(a). 
Results of investigation of Streptococci in faces. 

No. of | No. of 
Highest dilution strep- | coli form 
No. Date. streptococet tococci | organism Kinds of Streptococci. 
isolated, on on 
plate. plate. 

i 
| 
Hiuman feces. 


I 27-10-10 ‘OOOOI gram, 2 Lamisacsal. 
2 4-11-10 “OOOO I 3 14 Lamirasacsal. 
3 21I-II-IO “OOOOI s! 2 5 Do. 
4 4-12-10 “OOOT 51 6 Do. 
5 2-3-11 “OOO! - is I4I Do. & lamnasac. 
6 3-37-11 “OOO! “ 3 57 | Lamnasac. 
7 Q-3-11 “OO1 s Plate not satisfactory. 
8 31-10-10 “OOOO! (?) af as Do. do. 
9 20-1-11 ; None present <t Do. do 
10 25-3-I1 Ditto. | Do. do 
From crude fresh sewage—(Human origin). 
| 
TI 25-9-10 oor Gayt “or 56 | 150 | Lamirasacsal lamirasac 
| larasacsal, 
12 26-9-10 “OOOT Ty | 67 Do. do. 
13 29-9-I0 | "OOI 40 | 46 _ Do. do. 
14 | 10-10-10 ‘OI etal vi Lamirasac. 
15 18-10-10 + ‘@OOI. ~~, ee 5 | Lamirasacsal. 
16 19-10-10 “OOO! Me 4 Bg Lo, 
ize |8 22-10-10. | POT. tay',.6 hh tes 73 Do. 
' | 
Calf dung. 
' | 
18 | 27-10-10 | (OT “Sraties Vs be: ae Lamirasacsal. 
IQ | 3I-I0-I0 | Be eM vk ao x Do. 
7 2t-bT=10) | ‘OO! x I 53 Do. 
ete hs) #-T 2-10. | iT ‘ es 19 Do 
Pee 8 30-TSE 0 ,| ‘I - a eel os Do. 
23. 2-3-II | ‘Ol eae is O Do. 
24 | cag ae ers x 36 52 Do. 
PA Q-3-11 | Nil. in ‘1 Mi he : Do. 
26-|).  T6=3-12 | Nil. aie 2. Do, 
27, | 20-3-I1 Nil. in ‘1 a Jf Do. 
28 25-3-I1  *T gram, ee 9 Do. 


Many other analyses were made, but the results Are discarded for one 
reason or another. 
Each of the foregoing was made with one sample of 
feces only. In the second portion of the table a crude sewage 
prepared for experimental work on septic tanks was used in 
order to prepare the plates. The fecal discharges of 10 indi- 
viduals are mixed with 50 gallons of water ; the hard masses 
