IOWA ACADEMY OF SCIENCES. 
267 
henryson’s well, story CITY, IOWA. 
DATE. 
Number germs 
per cc. 
REMARKS. 
October 7th 
October 13th 
280 
230 
Collected without ice Produced gas. 
Poured at well. 
HYDRANT, STORY CITY, IOWA. 
October 7th 
October 13th 
520 
3 o 
Without ice. No gas. 
Poured at hydrant. 
C. & N. W. WELL AT WEBSTER CITY, IOWA. 
October 6th. 
3io 
Without ice. Gas. 
A. j. haviland’s WELL, FORT DODGE, IOWA. 
October 5th 
150 
Without ice. 30 moulds. 
WILL HAVILAND’S WELL, FORT DODGE, IOWA. 
October 5th 
5,400 
Without ice. 
The records kept by Miss Nicholas were as follows : 
munn’s well. 
May 5th 
September 24th 
October nth 
OJLn 
OOO vj 
OOO 
Agar used. 
Agar used. 
Agar used. 
pammel’s well. 
September 9th 
August nth. 
September 27th 
1,300 
400 
5io 
Agar used. 
Agar used. 
Agar used. 
budd’s well. 
May 5th 
5 o 
Agar used. 
September 27th.. .. 
40 
Agar used. 
October 8th 
3 o 
Agar used. 
October 27th 
20 
Litmus agar used. Non-acid producing. 
