T O 
Sir JOHN PRINGLE, Baronet, 
Physician to her MAJESTY; 
In Teftimony of the fincere Friendfhip that fubfifted between 
him and the Author; 
A N D 
In Gratitude for the Care he has taken of this complete Edi¬ 
tion of his WORKS, 
They are moil refpeâfully dedicated 
by his SON, 
ROBERT WHYTT.