f^z 



Of the fever al Sorf$ 



x-"""n, 



c' "S.,-."-_ 



"*•♦.. 



•"■v...>^X 



From your Kindnefs, Sir, in permitting 

 me to have a Sight of Mr. Tremble y's 

 Letters, I am able to inform the Publick^ 

 that the Induftry of this Gentleman has dif- 

 covered ffill more Sorts of Polypes than the 

 abovementioned; and, particularly One, that 

 is very extraordinary for having about its 

 Head fifty or threefcore little Horns or Arms^ 

 all which together, when the Animal is un- 

 difturbed, make a circular Motion in the 

 y/ater like the turning of a Mill- Wheel, 



and 



