DUGiFonsEspecials

1966-09-05 Letter ​

1966-11-08 Letter ​

1966-11-15 Letter ​

1967-02-16 Letter ​

1967-03-27 Letter ​

1968-06-22 Letter ​

1969-05-20 Letter ​

1970-03-10 Letter ​

1970-04-04 Letter ​

1971-03-29 Letter ​

1971-04-16 Letter ​

1971-06-13 Letter ​

1973-12-10 Letter ​

1975-08-05 Letter ​

1975-08-06 Letter ​

1975-12-24 Letter ​

1977-01-19 Letter ​

1977-09-23 Letter ​

1978-04-02 Letter ​

1979-04-22 Letter ​

1980-06-23 Letter ​

1982-03-17 Letter ​