292 
Trans. Acad. Sci. of St. Louis. 
TABLE XII. 
Number of Colonies Per c.c. 
i II. III IV. i VI 
satay ae a a ee eagrel 
— 
1901. : B 23% ek ee 228 
S es joe |seeak| seS | os* 
Ee ES mF? > aera se 2.5 wie. 
Ae | Be (ssh sisagaul sem | sa 25 
n> tt O sO e2sxne ee BA 
23 $9 |Feaels35aq| £85 | Fea 
A aa} vm Bg — fa a a ain 
September 26-28)....... of BBO OG) ose ais soe 36,009} 470,000) 380,000 
Sept. 29-Oct. 1..]...2 es -|1,500,000|........-. 500,000; 500,00C; 250,000 
Ee Mure aay sates 160,000 84,000 61,000} 140,000; 180,000 
OCR Bel vies ee eae 2,500} 700,600} 590,000 750,000} 400,000} 1,200,000 
Oct; 8-10 viccsi ts 2,400 88,000 48,000 600,000 54,000 39,000 
Oct) 11-18. ..3%6 3,900 45,000} 850,000 750,000 42,000 63,000 
Oct. 14-16...-).- 4,500} 1,200,000 70,000} 2,300,000} 100,0¢0 84,000 
Oct. 17-19.....-| 54,000)1,000,000} 350,000 750,000 83,000 53,000 
Oct, 20-22... 5,900 84,000 52,000 400,000} 130,000 48,500 
Oct. 23-25..... ; 2,500} 650,000} 350,000 600,000} 100,000} 130,000 
Oct. 26-28...... 1,600} 550,000} 400,000 750,000} 650,000} 270,000 
Oct. 29-B1..cse- 1,900} 220,000} 300,000} 1,600,000} 300,000) 380,000 
Novy. 1-3 : 4,400} 360,000} 650,000|..........| 890,000; 320,000 
NOV. 2-8. cea cise 8,700} 290,000} 180,000|.........-| 180,000} 190,000 
Nov. Beds die @elteseesee ®leeeengtee eleeeeereereleovece ee eleeeeesern @eleeeeeveee 
Nov. 8—10....... 2,900; 750,000} 600,000)..........| 230,000) 260,000 
Nov. 17-19..... : 4,800/ 3,000,000) 4,400,000|.......-...| 1,200,000} 1,200,000 
Nov. 20-22..... -| 10,000|3,900,000| 3,000,000}..........| 3,100,000} 3,100,000 
Nov. 23-25... 4,200) 5,000,000; 6,000,000)........-.«| 8,300,000) 3,000,000 
General Average 3,900| 1,100,000) 1,100,000 750,000} 600,000} 600,000 
Number of 
Determinations. 44 53 47 36 53 53 
Results show averages of daily estimations, and are recorded as recom- 
mended by the committee of the American Public Health Association. 
