Folder 1: 1947-1949 letters
Folder 2: 1950-1953 letters
Folder 3: 1954-1956 letters
Folder 4: 1957-1959 letters
Folder 5: 1960-1969 letters
Folder 6: 1970-1979 letters
Folder 7: 1980-1989 letters
Folder 8: 1990-2000 letters
Folder 9: undated letters
Folder 10: Jackman Hansen “The House of Dave Brubeck” and “The House of Louis Benavides”