Tuberculosis. 539 



acid, 1:20. A stable incapable of disinfection should be aban- 

 doned for a length of time or burned. 



7th. In making new purchases, avoid any herd in which tuber- 

 culosis has appeared, or that has had sickness or deaths in recent 

 years. 



8th. Do not purchase from city, suburban nor swill stables. 



9th. Do not take a cow that is in ill health or low condition, 

 especially one with cough, nasal discharge, foul breath, wheezing 

 breathing, hard nodules under the skin, diseased udder, swollen 

 bones or joints, or a tendency to scour or bloat. 



loth. Test every animal with tuberculin before admitting it 

 into the herd. 



1 1 th. Do not admit strange cattle to house, field or yard. Keep 

 apart from the herd until tested. 



1 2th. Keep each animal strictly to its own stall and manger. 



13th. Board up between the stalls in front so that no two cows 

 can feed from the same manger. 



14th. Be especially watchful of the older cows and on the 

 slightest sign of ill health, separate and subject to the tuberculin 

 test. 



15th. In case a herd of cattle is found to be tuberculous, sub- 

 ject to the tuberculin test all domestic animals that have mingled 

 with them freely and fed from the same troughs. Remove those 

 that show a reaction. 



1 6th. Exterminate the vermin (rats, mice, sparrows) in a 

 building where tuberculosis has prevailed. 



17th. Let no consumptive person attend on cattle nor prepare 

 their food. 



HYGIENE OF MILK AND MEAT. SANITARY POLICE MEASURES. 



This has a reference to both man and beast and involves meas- 

 ures of private and public hygiene alike. In man, as we have 

 seen, milk is the source of greatest danger, being habitually 

 taken uncooked, whereas meat has been usually subjected to a 

 high temperature before it comes to the table. 



Milk. The unsterilized milk of the tuberculous cow must 

 always be regarded with grave suspicion. Especially is the drink- 

 ing of milk warm from the cow to be strongly condemned. The 

 feeding experiments of Vilemin, Gerlach and others, in 1866 to 



