| Description | /1/1. 1 x ts. letter, 9 January 1967, from Professor O. Achmatowicz of the Polish Cultural Institute, London, to Roland Penrose, 1p.
/1/2. 1 x ts. letter, 20 January 1967, reply from Roland Penrose to Professor O. Achmatowicz of the Polish Cultural Institute, London, 1p. |