- 1966[subject unknown]Library Readers
- 1970[subject unknown]Independent
- 1971[subject unknown]Independent
- 1972[subject unknown]Independent
- 1973[subject unknown]Independent
- 1971[subject unknown]Corporation Member
- 1972[subject unknown]Corporation Member
- 1973[subject unknown]Corporation Member
- 1974[subject unknown]Corporation Member
- 1975[subject unknown]Corporation Member
- 1976[subject unknown]Corporation Member