| Description | /1/1. 1 x ts. letter with ms. additions by Roland Penrose, 3 October 1967, from Hans Hess of the University of Sussex, Brighton, to Roland Penrose, 1p.
/1/2. 1 x ts. letter, 9 October 1967, reply from Joyce Reeves on behalf of Roland Penrose, to Hans Hess of the University of Sussex, Brighton, 1p. |