THE President and Council of the Royal Society ad- 
judged, for the Year 1789, the Medal on Sir Godfrey 
Copley’s Donation to Mr. William Morgan, for his 
Two Papers on the Values of Reverfions and Survtvorflnps, 
printed in the two laft Volumes of the Philofophical 
Tran factions. 
errata. 
f, 42. The title of this Paper Ihould Hand thus: “ Extraft of a Letter from the 
Rev. F. J. H. WoUafton, M. A. F. R. 8. (dated Sydney College, 
Cambridge, Feb. 24. >7 8 4-) to Rev - Francil LUB ‘ 
F. R. S. containing the Obfervation of a luminous Arch." 
P. 93. 1 . laft, Infert “ V before “ faw” 
