X 213 ) 
. VI* A Letter to the Learned Dr, Caleb Cotef- 
worth, F, ^ S* of the College of Dhyficians^ 
London, and Thyflcian to St, Thomas'’^ 
fpital 3 containing a Comp ar if on hettveen the Dan- 
ger of the Natural Small Pox, and of that given 
by Inoculation, % James Jurin, Mi J). S. 
Secret, 
S I 
T H E fincere and difinterefled Regard for the Good 
of Mankind, which you have always manifefted, 
as well in your extenfive private Practice, as in that 
publick Poll, which you have lb long and fo ulefully 
fill’d, muft afied: you, 1 am lure, with a great and fen- 
fible Concern for the Dellrudtion made among us by 
that terrible Calamity the Small Pox. We have leen, 
for Ibme confiderable Time paft, above loo Perfbns 
J^er Week in this City and Suburbs, taking one Week 
with another, to be carry’d off by this Difeale ; a Con- 
fideration certainly that ought to dilpofe us to enter 
into any Mealures, by which we may reafonably hope 
to put Ibme Stop to the Progrefs of fo cruel a Di- 
ftemper. 
To this Purpofe, Sir, the Method of Inoculation, 
which has lately been introduced among us, is ftrongly 
recommended on the one hand, and has been oppofed 
with a great deal of W armth and Zeal on the other. 
M m 
I have 
