t a 
MARTIN FOLKES, Efq; 
PRESIDENT, 
AND TO THE 
Council and Fellows, 
OF THE 
ROYAL SOCIETY, 
These Lectures 
O N 
MUSCULAR MOTION 
Are humbly Dedicated by 
Their Moft Obedient , 
And Moft Humble Servant , 
James Parsons. 
A 
