1984. Letter (page 3/3) from Ian Hamilton Finlay to Jane MacAllister (ref. RDG's Art and the Human Environment conference)
1970. Letter (page 3/3) from Demarco to Dr Brigitte Lohmeyer, Cultural Officer of the German Embassy, London. Ref. Strategy: Get Arts.
1973. Letter from Demarco to Christian Boltanski. Ref. Boltanski's proposed installation project. Seven French Artists. Edinburgh Arts 1973.
1972. Letter (page1/2) from Demarco to Yugoslavian Federal Institute for International Co-operation, ref. proposed exhibition of Yugoslavian artists at the RDG in 1973.