| Description | /1/1. 1 x ts. letter, 24 October 1980, from Christopher Powell to Roland Penrose; research enquiry on Brion Gysin.
/1/2. 1 x ts. reply letter, 6 November 1980; concerns comparisons between Brion Gysin's paintings.
/2/1. 1 x ms. letter, 10 November 1980, from Brion Gysin to Roland Penrose.
/2/2. 1 x ts. reply letter, 20 November 1980. |