However , 1975 he enrolled at the Marist Brothers College , a showjumping school , which allowed 17 black grooms at their school .
His career ended 1962 for now , because of political problems .
1975 he enrolled at the Marist Brothers College , a showjumping school , which allowed 17 black grooms at their school .
His career ended 1962 for now , because of political problems .