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Indians, Japan, Coree, Tartary, and the countries be- 
tween China and theCafpian Sea,Tybet, and its princes.. 
All thefe particulars may be of confiderable fervice to 
unravel the eallern hiftory from the year yoo of 
Chrifl to the year 1 oco after him, and even much, 
higher. If I have not time to reduce my memoirs 
Into proper order, I will addrefs them to fome learned, 
man, like yourfelf, who can digell them, or fee them 
digefled. 
It is fcevral years fince I received any thing from, 
Father Boudier. He has, undoubtedly, fent every 
tiling to Paris. However, I have a good part of what 
he did, till 173 8, and 1739- and I find, that he is much 
midaken with refped to the diameter of the fun, 
and the obliquity of the ecliptic. I do not know 
whether the right afcenfions of the flars are very ex- 
ad:. He had not then any knowlege of the aberra- 
tion of the liars. His voyage from Chandernager to 
Agra, Dheli, Jaepour, is curious. I have the chart 
with the obfervations of the latitude and, longitude of 
Fatepour, Agra, Dheli, Jaepour, and Chandernager. 
I could have wifh’d to have had the exad diftance 
from Agra and Dheli to the Ganges. 
I have difcourfed here with fome religious Indians* 
who have been at Sirnegar, and as far as the fources 
of the Ganges ; but their account is very obfcure. 
< There are here a great number of Lama's and Tar- 
tars, who have gone from Lalfa, the capital of Thi- 
bet, to the lakes and mountains, where the fources 
of the Ganges are, and at Latac, £Ar. in the coun- 
try to the north of Thibet and Latac ; but what they 
fay is extremely confufed ; and this part of geogra- 
phy is ft ill very little known to us here. It would 
be 
