Prats Ia. Drawings: of Milk Smears ‘as Seen under 
= | - (After Brew, 1914.) \ 
- All prepared in such a way that each bacterium or tissue 
a “per cubic centimeter. 
— 9 
7 MILK OF FAIR QUALITY 
- “Figs-2—Two Pairs of Lactie Acid.-Bacteria. : 
One tissue cell. Bacterial count =2,000,000 per cubic centimeter: 
cubic centimeter. 
POOR QUALITY MILK 
wk 
ae 4.—Milk which is both nearly Sour and Suspicious in Sanitary Quality. Sane 
Seven tissue cells. Bacterial count =100,000,000 per enbic centimeter. Cell count = 2,800, Oe, oe 
per cubie centimeter. ie aE 
> = = ? 4” 
Toa face page 398. sae 
en 
