The CONTENTS, 
V\ OhfervatioHs upon the DiJfeQion of an Oflrich, 
communicated in a Letter to the Puhlijher^ ly the 
Ingenious Mr, George Warren, Surgeon in Cam- 
bridge. 
VI. Ah Account of a Perfon kill'd ly Lightning at Wor- 
cefter, communicated in a Letter to the Publijher^ ly 
R. Beard, M.D. R.S.S. 
VII. An Account of the Strata met with in digging for 
Marie, and of ^otns found under Ground in Ireland ; 
in a Letter from Mr. James Kelly to the Right 
Honour alle Edward Southwell, Efqy 
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