The African American mathematician that assisted in the survey of Washington DC was Benjamin Banneker. In addition to being a mathematician, Banneker was also an astronomer.
Benjamin Banakker
Benjamin Banneker
D'John James
He is a black American and a lot of people helped him in life he was a free African American astronomer, mathematician, surveyor, almanac author and farmer
The African- American man who helped survey the land that would become Washington D.C. was Benjamin Banneker. He was also a scientist and publisher of almanacs.
African american slaves.
John Lewis is an African American Civil Rights Activist. He is most famously noted as having helped to organized the March on Washington in 1963.
abraham lincoln
In 1928 African American voters in Chicago helped elect Oscar Depriest. He was the first African American representative to congress from a northern state.
George Washington was a general helped lead the American troops. He was a very good leader which helped the Americans win the war.
No African-American player helped organize the National League. It was organized by a group of team owners, non of which were African-American.
As of 2011 the Members race is..... Baby Blue: African American/Black Spectacular: African American/Black Lingerie: African American/Black & Mexican Slick' Em: African American/Black I Hope this helped :) (: