400 
‘* Among the papers contributed to the Dublin Philoso- 
phical Society by Dr. Willoughby were:—‘ On the Mirage 
seen at Rhegium in Italy ;) ‘On Winds; ‘ On the Lines of 
Longitude and Latitude ;’ and on ‘ Hermaphrodism.’ Subse- 
quently, Willoughby was elected Secretary to the Society in 
the room of William Molyneux. 
“In the unpublished letter-book of the Royal Society, 
No. 4123, we find the following letter from Mr. Charles 
Willoughby to St. George Ash, a distinguished member 
both of the Royal and of the Dublin Society :—It was read 
15th July, 1685. 
«¢ ¢ S®__T have at length prevailed with Mt Towls modesty 
to hazard an answer to Mt Hirni’s impertinent print weh I 
confess is much below his consideration or the care of those 
worthy judges wch M* Hirni has y® confidence to appeal to. 
But yt you may make them some amends, I send you along 
with it two problems wch he demonstrated before our societie, 
and a demonstration of one from M* Halley lately sent hither. 
I hope they will beg them take measures of y° man more suit- 
able to his merit than any can be drawn from y° dicesion of 
[not decipherable] a criticism. I leave all to y* care, and am 
«ce Y™ affect 
si ox | 
‘Dr. Willoughby was one of the Fellows of the College 
of Physicians named in the Charter of William and Mary ; 
he took the oaths as such on July 27, 1693; was elected a 
Censor in the October of that year, and his death was an- 
nounced at the meeting of the College held on the 18th of 
September, 1694. 
‘* The following manuscript was discovered a few years 
ago in a huxter’s shop in Dublin, among a collection of the 
papers of Archbishop King, and is now preserved in the 
Library of our University. It came into my possession at 
the same time that the King MSS. were disposed of to our 
President, Dr. Todd. I print it in the quaint old style in 
which it was written :— 
