Bestand
1-2.1952-1953,1-4; 3-5.1954-1956,1-4; 7-8.1958-1959,1-4; 9-10.1960-1961,1-4; 11-12.1962-1963,1-4; 13-14.1964-1965,1-4; 15-16.1966-1967,1-4; 17-18.1968-1969,1-4; 23.1974,3/4; 24.1975,1/2; 25.1976,1/2; 25.1976,3/4; 26.1977,1/2; 26.1977,3/4; 28.1979,1/2; 27.1978,1/2; 27.1978,3/4; 28.1979,3/4; 29.1980,1/2; 29.1980,3/4; 30.1981,1/2; 30.1981,3/4; 31.1982,1/2; 31.1982,3/4; 32.1983,1/2; 32.1983,3/4; 33.1984,1/2; 33.1984,3/4; 34.1985,1/2; 34.1985,3/4; 35.1986,1/2; 35.1986,3/4; 36.1987,1/2; 36.1987,3/4; 37.1988,3/4; 38.1989,1/2; 38.1989,3/4; 39.1990,1/2; 39.1990,3/4; 40.1991,1/2; 40.1991,3/4; 41.1992,1/2; 41.1992,3/4