50. What are the names of the Presidential orders that specify Scheduled Castes and Scheduled Tribes, mentioned in footnote 2

These are the Constitution (Scheduled Castes) Order, 1950; the Constitution (Scheduled Castes) (Union Territories) Order, 1951; the Constitution (Scheduled Tribes) Order, 1950; and the Constitution (Scheduled Tribes) (Union Territories) Order, 1951.