Federal Council meeting papers, 1948, 1949, 1952, 1959, 1960, 1961-1962, 1964, 1965, 1966, 1967, 1968, 1970 Box 275 Date: 1948, 1949, 1952, 1959, 1960, 1961-1962, 1964, 1965, 1966, 1967, 1968, 1970