Astronomical journal, 1797-1801.

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Astronomical journal, 1797-1801.

These astronomical observations were taken at Natchez, and "near the Mississippi River for determining the boundary between the territory of the U.S. and that of his Catholic Majesty," as well as other locales.

1 microfilm reel.

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Ellicott, Andrew, 1754-1820

http://n2t.net/ark:/99166/w64r8j60 (person)

Andrew Ellicott was a surveyor and mathematician; he was elected to the American Philosophical Society in 1785. From the guide to the Astronomical journal, 1797-1801, 1797-1801, (American Philosophical Society) Ellicott (1754-1820) was a surveyor and matematician. He explored the Mississippi River Valley and the southern boundaries of the United States. The Clarke Historical Library has two books by Ellicott and microfilm of his papers which are housed in other institutions....