1971. Letter from Demarco to John Zervos, Director of the Aegina Arts Centre, Athens, Greece. Ref. Edinburgh Arts 1972.
1974. Letter (page 2/2) from Caroline Tisdall to Demarco, ref. Black and White Oil Conference. Edinburgh Arts 1974.
1973. Letter (page 1/2) from Demarco to Arnold Herstand, ref. Twelve Hour Lecture blackboards by Joseph Beuys.
1973. Letter (page 1/2) from Demarco to Arnold Herstand, ref. Twelve Hour Lecture blackboards by Joseph Beuys.
1973. Letter from Demarco to Nicholas Serota, Director of Museum of Modern Art, Oxford. Ref. Eight Yugoslav Artists exhibition.
1973. Letter from the City of Edinburgh Corporation to the RDG. Ref. permission for proposed installation by Christian Boltanski. Seven French Artists. Edinburgh Arts 1973.
1973. Letter from City of Edinburgh Corporation to the RDG. Ref. Permission for proposed installation by Christian Boltanski. Seven French Artists. Edinburgh Arts 1973.
1982. Postcard (recto). Beuys/ Rosebery/ Fuller, editioned prints by Joseph Beuys, available for purchase through Ronald Feldman Fine Arts, New York.
1973. Announcement Card. Lectures by Peter Cook (Archigram), Peter Weimar (Austrian art) and poetry reading by Hugh MacDiarmid. Edinburgh Arts 1973.