( i66 ) 
that I took theRefolution of applying my felf to this 
kind of Experiments, 
I have the Honour to be with the moft fincere, 
and moft refpe&uous Attachment, 
v 
My LORD , 
Tour GRACE’S 
Moft Humble and moft 
Obedient Servant, 
Du Fay. 
FINIS. 
