To the HONOURABLE 
Sr. Jofeph VVilliamfon, Kt. 
Prefident of the ^oyal Society * and to the Coun- 
cil, and Fellows of the laid Society. 
SIR, 
T Here is no man that bath the free ufe of bis 
(ftjafon andSenfes , with Opportunity , but mufl 
as naturally, fall to Thilofophi^ing • as a Silk, • 
worm that is full grown, and hath a convenient place, 
muft fall to Spinning. {But one whom the %pyal So* 
ciety bath Jo far honoured and obliged , as to make him 
of their ‘Humber j hour much lefs pojfible is it for him 
to live a Drone, and not to aft his part in jo induftrU 
out and noble a Hive l As a Specimen of what 1 am 
willing more particularly to apply my jelf to, I here hums 
hly offer the following Dijcourfe to your acceptance. 
A i «4nd. 
