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 actually the first African-American to sign a contract in 1946 with an NFL team. He came out of UCLA, where he played alongside two other great black football players, Woody Strode and another player whose name you may recognize, Jackie Robinson.