T O 
Sir HANS SLOANE, Bar*- 
P R E S I D E N T, 
ANDTOTHE 
COUNCIL and FELLOWS 
OF THE 
ROY A L SOCIETY 
Of L 0 ND O N, for 
Improving Natural Knowledge, 
This Thirty*fixth Volume of 
is humbly Dedicated 
B Y 
Their moft T)evoted, 
And moft Obliged Servant y 
Cromwell Mortimer,/?. /S'. Seer. 
