PLEURO-PNEUMONIA. 
85 
diseased herds in Pennsylvania :— 
Philadelphia County .—The Philadelphia stock yards are in¬ 
fected. These yards are constantly receiving and sending out to 
different localities diseased and infected animals. 
Chester County. —Mr. M. Covning, of Chester Talley, has a 
herd of twenty-seven head, among which the disease has appeared. 
The herd was infected by a cow purchased from a drover, and 
the infection could not be traced. 
Mr. J. Dickinson, of Chester Springs, has a herd of twenty- 
eight head. These animals were infected by the owner, who 
brought the contagion from a neighboring farm, where he had 
administered medicine to a diseased animal. 
Mr. G. T. Renard, Chester Talley, had a herd of eighteen 
animals infected by his neighbor’s cattle (Mr. Covning’s). 
Mr. Renard’s cattle had infected a herd of fourteen head, 
owned by Mr. J. W. Wilson, his near neighbor. 
Mr. C. Holland Frazer, of the same neighborhood, had a herd 
of twenty-six head infected by a purchased animal, which he was 
unable to trace. 
Mr. W. Pugh, of Chester Springs, had his herd infected by 
Mr. Dickinson, alluded to above, who visited this herd for the 
purpose of administering medicine to a sick animal. 
W. J. and H. A. Pallock, Downington, had a herd of thirty 
head infected by a purchased animal. 
Mr. W. Reid, Westchester, herd of five head. Chronic cases ; 
source of infection unknown. 
Mrs. Hermann, Westchester, herd of twelve head. Infected 
from neighboring cattle. 
Mr. W. E. Pennypacker, Cambria, herd of fourteen head. 
Probably infected from neighboring herd. 
Holmes & Bunting, Oxford, herd of thirty-five head. Infected 
by Mr. Turner’s cattle on adjoining farm. 
Mr. M. Young, Bradford, herd of thirty-six head. Infected by 
Mr. Turner’s cattle. 
Between the herds of Holmes & Bunting and Mr. Turner was 
a large meadow. The bulls broke down the two intervening 
fences, and the herds mingled in the meadow. The herds were 
