Ancillary data layers were used to assess classification accuracy and derive other data layers such as image masks that were used in the change detection analyses. ancillary data.
William Edward White, the first black player in major-league history, lived his life as a white man. By Peter Morris and Stefan Fatsis. William Edward White on the 1879 Brown baseball team.
Kenny Washington was the first African American to be signed to an NFL team in the modern era! Charles Follis is believed to be the first African American professional footballer. He played for the Shelby Blues in the Ohio League from 1902 to 1906.