[ * 7 1 3 
XXL A Letter to the AJlronomer Royal, 
from Samuel Holland, Lfq- Surveyor 
General of Lands for the Northern Dif~ 
triSl of America, containing fo?ne Kclipfes 
of J upiter’s Satellites , ohferved near 
Quebec. 
Kittery, Pifcataqua River, Oct. i8, 1770. 
S I R, 
Redde, Jan. 20,1" Would have taken the liberty, of 
1774 ‘ JL troubling veu with a letter be- 
fore I left Quebec ; but being in hopes of making 
feme obfervations at my arrival here, to join with 
thofe I now inclofe, made at Quebec fince I had 
the honor of tranfmitting to you my laft, I deferred 
it till now, and am forry to inform you, I have had 
no fuccefs with Jupiter’s fatellites, and muft wait till 
after the conjunction of that planet with the Sun ; 
when I fhall ufe all my endeavours, to fupply my 
Ioffes that way, this feafon, through the badnefs of 
the weather, my travels, and the lurvey. 
Agreeable to your defire, I have here inclofed, Mr. 
Sproule’s obfervations, made at gas pee, with thefteps 
he took relative thereto (which, I hope, will enable 
you to determine the longitude of his place of obfer- 
vation) with thofe of mine made at St. John’s ifland, 
and Quebec, which will be of great fervice to the 
bufinefs I have the honour to be entrufted with. 
Z 2 I have 
