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.
Jackie Robinson is the first black player to sign a formal / major league contract: Montreal Royals. Jackie Robinson is the first black minor leaguer (International League) in a game: Royals versus the Jersey City Little Giants.