Holdings
1966{=(1966,29)};1967{=(1967,24)}; 1968{=(1968,23)};1969{=(1969,29)}; 1970{=(1971,07)}; 1972{=(1972,17)}; 1973{=(1973,12)}; 1976{=(1976,20)}; 1977{=(1977,18)}; 1978{=(1978,10)}; 1980(1981){=(1981,04)}: 1981(1982){=(1982,04)}; 1982(1983){=(1983,05)}; 1984(1985){=(1985,11)}; 1985(1986){=(1986,03)}; 1986(1987){=(1987,02)}
[Klammerzählung = Bd.-Angabe zur Signatur]