[1] He was a mathematician, an amateur astronomer, a younger cousin of surveyor Major Andrew Ellicott and a friend of Benjamin Banneker.
[3] After the colonial war, George Ellicott purchased swampland now known as the Inner Harbor of Baltimore where he used a horse drawn dredge to create shipping docks for his flour supplies.
[4] The stone home he built in 1789 and lived in for forty years stands by the Patapsco River in Oella, Maryland.
[5] In 1799 George traveled to the plains of Sandusky, where the Crawford expedition had met with defeat seventeen years prior.
[6] In 1801, George Ellicott and his brother Elias visited Washington, D.C. with a Native American contingent where he spoke with the Secretary of War and President John Adams where a pledge was made[by whom?]