Postcard, typewritten 1966 June 14
Postcard, autograph 1966 November 9
Postcard, autograph 1967 January 30
Postcard, autograph approximately 1970 November 30
Postcard, autograph 1972 February 20
Postcard, typewritten approximately 1974 April 9
Postcard, autograph 1977 June 28
Postcard, autograph 1978 July 31