Holdings

D

Date                  Vol.    No.
1965 (German)            Juni
1965                  1         Mar, May, Jun, 1–4
1966                  2         1–10 Complete
1967                  3         1–10 Complete
1968                  4         1–9
1969                  5         1–4, special issue nd
1970                  6         1–3
1971                  7         4–5
1972                  8         1
1973                  9         1
1974                  10       1
1975                  11       1

1976                  12       1
1977                  13       1
1978                  14       1
1979                  15       1
1980                  16       1
1981                  17       1
1982                  18       1
1983                  19       1
1984                  20       1
1985                  21       1
1986                  22       (May)
1987                  23       (May)
1988                  24       (May)
)
1988    24        (May)