[ 497 3 
XL. A Letter from M. Pingre, of the Royal 
Academy of Sciences at Paris, to the Re v. 
Mr . Mafkelyne, Afronomer Royal > F. R. S . 
S I R, 
Read Dec. 6, 
1770. 
Should long ere now have fent you my 
American obfervations, could I have 
prefumed you would have fo far honoured them as to 
receive them with pleafure. With your permiflion. 
Sir, I fhall in future dirett to you, and at prefent fend 
you my feveral obfervations in chronological order. 
At Fort Royal in Martinico, on the new badion, 
emerdon of the drft fatellite, the 12th of May, 1769, 
at i6 h 28' 23" apparent time, ferene fky ; the fatel- 
lite very near if. , with an achromatic telefcope of five 
feet, having only two glades for the object glafs, and 
two plano-convex eye-glades ; the magnifying power 
about 140 times, made by M. l’Edang at Paris, 
The 13th, emerfion of the third fatellite, at 
ic h oi / oo v apparent time, very ferene, the fame 
telefcope j at io h op 22" by M. de Fleurieu, cap- 
tain of the king’s frigate Ills, with an achromatic 
telefcope 2 4 feet long, made at London by Mr. Dol- 
lond, a two-glafs obje£t-glafs, and two plano-convex 
eye-glades, the magnifying lefs than the former, but 
much clearer. 
The 14th, emerfion of the did fatellite at io h 57'’ 
14" apparent time, M. de Fleurieu with the fame 
telefcope. I had been much fatigued, and quitted 
my pod. 
Vol. LX. S s s Th* 
