Pietro Paoli was a leading Italian mathematician in the late 18th century. His signed letter pertaining to the death of astronomer Giuseppe Antonio Slop is translated from Italian to flowing (American) English.
Cuzzocrea, John L. and Sawilowsky, Shlomo S.
"Pietro Paoli, Italian Algebraist,"
Journal of Modern Applied Statistical Methods: Vol. 5
, Article 33.
Available at: http://digitalcommons.wayne.edu/jmasm/vol5/iss2/33