( 2^4 ) 
ter to that part ; which by Degrees growing inflam’d, 
about a Week afterwards he fell into the Small Pox ; 
and that he has fi|iee fi^quentlyconverfed with fuch as 
were flckofthat Diflemper. He fays alfb five or fix 
more at leaft of his Schoolfellows made the like Expc* 
riment on themfelves, at the fame time, with the like 
Succefs. 
I have flnce talk’d with feveral more, who made 
the like Experiments on themfelves, fame twenty, 
fbme fixteen, Years ago : who all pofitively af- 
firm, they never had the Small Pox a fecond time. ' 
Haver ford Wefty 
Nov. 23. 1722. ' ^ 
. T ,u. ‘ 
^errot Wtlltams, 
VII. ^art of a Letter from the fame Learned and 
Ingenious Gentleman^ upon the fame SuhjeBy to 
Dr, Jurin, 5^ S'. Secret, 
T H E Bufiuefs of my ProfciTion obliging me to 
go into the Country, as fbon as I had the Fa» 
vour of yours of Ja». 22. prevented my re- 
turning an Anfwer fooner to the Queries you arc 
pleas’d to propofe. 
I have little to add to what I have already men- 
tion’d to Dr. Brady y concerning the manner of com- 
municating the Small Pox, more than that Mr. Owen 
was about fifteen Years of Age, when he made the 
Experiment on himfelf, and that he queftionlefs had 
the genuine Small Pox ; the Signs of ’em on his Face, 
2 and 
