Secretary of the Interior Douglas McKay announced today that Don C. Foster, area director for the Bureau of Indian Affairs at Minneapolis, Minn., has been designated, effective November 16, to serve as acting area director for the Bureau's operations in Alaska with headquarters in Juneau, pending the selection of a successor to Hugh J. Wade. Mr. Wade, who has been area director for the Bureau at Juneau since 1950, was recently advised that for administrative reasons his services will no longer be required.