Ref.: 33863 | Date(s): September 1987-December 1987 (2) | Level: file

Ref.: 56386 | Date(s): 1990-1991 | Level: file

Ref.: 56413 | Date(s): 1980 | Level: file

Ref.: 50671 | Date(s): 1977 | Level: file

Ref.: 33854 | Date(s): 1983 | Level: file

Ref.: 33848 | Date(s): 1976-[1977] | Level: file

Ref.: 56396 | Date(s): 1984-1986 | Level: file

Ref.: 26392 | Date(s): 1978-1979 | Level: file

Ref.: 23302 | Date(s): 1970-1990 | Level: series

Ref.: 56371 | Date(s): 1977 | Level: file

Ref.: 56411 | Date(s): 1976 | Level: file

Ref.: 57449 | Date(s): 1984 | Level: file

Ref.: 56394 | Date(s): January 1982-June 1983 | Level: file

Ref.: 56417 | Date(s): 1977-1985 | Level: file

Ref.: 47181 | Date(s): 1975-1983 | Level: file