DUGiFonsEspecials

1960-05-19 Letter ​

1960-06-08 Letter ​

1961-01-14 Letter ​

1961-04-04 Letter ​

1961-04-11 Letter ​

1962-06-07 Letter ​

1962-12-15 Letter ​

1964-04-30 Letter ​

1968-09-28 Letter ​

1968-10-07 Letter ​

1969-03-08 Letter ​

1969-04-22 Letter ​

1974-07-14 Letter ​

1974-07-30 Letter ​

1974-09-11 Letter ​

1975-02-25 Letter ​

1975-08-21 Letter ​

1975-10-14 Letter ​

1975-10-21 Letter ​

1975-11-28 Letter ​

1976-01-10 Letter ​

1976-03-05 Letter ​

1976-04-21 Letter ​

1976-06-02 Letter ​