Search results
Results from the WOW.Com Content Network
Andrew Ellicott (January 24, 1754 – August 28, 1820) was an American land surveyor who helped map many of the territories west of the Appalachians, surveyed the boundaries of the District of Columbia, continued and completed Pierre (Peter) Charles L'Enfant's work on the plan for Washington, D.C., and served as a teacher in survey methods for Meriwether Lewis.
On January 1, 1793, Andrew Ellicott submitted to the commissioners a report that stated that the boundary survey had been completed and that all of the boundary marker stones had been set in place. Ellicott's report described the marker stones and contained a map that showed the boundaries and topographical features of the Territory of Columbia.
Benjamin Banneker (1731-1806) was a free African American mathematician and astronomer who assisted Andrew Ellicott during the first three months of the 1792 — 1793 survey of the District of Columbia's original boundaries. [7] The stone is one of 40 markers that once lined the District's boundaries.
The General Assembly of Pennsylvania commissioned the surveying of land near Presque Isle through an act passed on 18 April 1795. Andrew Ellicott, who famously completed Pierre Charles L'Enfant's survey of Washington, D.C., and helped resolve the boundary between Pennsylvania and New York, arrived to begin the survey in June 1795.
Andrew Ellicott taught Lewis and Clark how to use a sextant to map their position. Lewis and Clark would leave from Wood River, Illinois and document the wilderness all the way to the Pacific Ocean. Lincoln: politics and surveying
In 1784, surveyors David Rittenhouse and Andrew Ellicott and their crew completed the survey of the Mason–Dixon line to the southwest corner of Pennsylvania, five degrees from the Delaware River. [note 1] Other surveyors continued west to the Ohio River.
Sign in to your AOL account.
Facsimile of manuscript of Peter Charles L'Enfant's 1791 plan for the federal capital city (United States Coast and Geodetic Survey, 1887). [2] L'Enfant's plan for Washington, D.C., as revised by Andrew Ellicott in 1792 Thackara & Vallance's 1792 print of Ellicott's "Plan of the City of Washington in the Territory of Columbia", showing street names, lot numbers, depths of the Potoma River and ...