DEDICATION. 



That this great Author of 

 Nature may mower down on 

 Your Royal Highnefs an a- 

 bundance of his Bleffings, both 

 Spiritual and Temporal, is 

 the fincere prayer of 



Tour Royal Highnefs } s 



Moft Ohedient 



Humble Servant, 



Stephen Hales, 



A a THE 



