the late Mr. Henry. 213 
was admitted into the Royal Society of Lon- 
don, of which he became a Fellow in May 
1775. The persons, most active in promoting 
his election, were Sir John Pringle and Dr. 
Priestley ; and he had the advantage not only 
of the vote, but of the favourable influence of 
‘Dr. Franklin, who happened at that time to 
be in London. Several years afterwards, the 
same venerable philosopher, when in the 81st 
year of his age, presided at the meeting of 
the American Philosophical Society, at which 
Mr. Henry was elected a member, and again 
honoured him with his suffrage.* 
The writings of\ the celebrated Lavoisier 
were introduced by Mr. Henry to the notice 
of ‘the English veader in 1776. The earliest 
work of that philosopher was a volume, con- 
sisting partly of an historical view of the 
progress of pneumatic chemistry from the time 
of Van Helmont downwards ; and partly of 
a series of original essays, which are valuable 
as containing the germs of his fature discove- 
ries. To this work, Mr. Henry added, in the 
notes, occasional views of the labours of con- 
temporary English chemists. A few years 
afterwards he translated, and collected inté a 
* This circumstance is stated in a letter from Dr. Rush 
to Mr. Henry, dated Philadelphia, 29th J aly, 1786. 
