198 ISLES OF SUMMER. 
West Indies, butcher’s fever, which occurred two years sinde, 
[1875,] in Jacksonville, Fla., about the market.” 
Under date of November 20, 1877, while his article was part- 
ly in type, he adds—‘‘ Yellow fever has been proclaimed in Jack- 
sonville, and in such a manner as to cause the most false ideas 
and groundless apprehensions abroad.” He adds that “not more 
than five cases have occurred, and in regard to these, some of our 
most experienced physicians express the greatest doubt.” But 
it seems to be consistent with the code of medical ethics, to doubt 
and deny if thereby the spread of disease may be prevented or 
checked. The materia medica includes moral as well as physi- 
cal poisons, experience having shown that they are the antidotes 
of fear. A medical man from Boston, told us in Nassau that 
Dr. of Nassau, could not be much of a physician, for if he 
was, he would not say that yellow fever existed there, even if it, 
did in fact. 
The magazine writer refers to the exemption of St. Augustine 
from yellow fever for fifty years during its occupancy by the 
Spanish and British authorities, and to its prevalence in 1821. 
We were assured that cases of this disease occurred in St. Augus- 
tine a few winters since, and some cases are occasionally to be 
expected perhaps in all cities not favored with frost. 
He says that ‘‘in 1822, the yellow fever was introduced into 
Pensacola, by a cargo of spoilt fish being cast upon the wharf.” 
‘That, ‘when the yellow fever prevailed in the town of St. 
Mary’s, Ga., about 1808—a place of great general health—such, 
he was informed, was the state of the atmosphere, that beef, 
twenty-four hours killed, fell from the hook by putrifaction, and 
water drawn from the well in the evening, was in a state of mu- 
cilage next morning.” 
In 1878, the yellow fever prevailed at Port Royal, and we were 
there told, that fifty persons died of the disease. And yet, the 
