1976. Information Sheet. Ref. RDG publication: A Journey from Hagar Qim to the Ring of Brodgar. Edinburgh Arts 1976.
1976. Letter from Paul Overy, art critic, The Times, to the Scottish Arts Council, ref. Edinburgh Arts.
1984. Letter (page 3/3) from Ian Hamilton Finlay to Jane MacAllister (ref. RDG's Art and the Human Environment conference)
1984. Letter (page 1/3) from Ian Hamilton Finlay to Jane MacAllister (ref. RDG's Art and the Human Environment conference)
1969. Letter (page 2/2) from Ian Hamilton Finlay to Jennifer Gough-Cooper (ref. Finlay's exhibition at the RDG).
1969. Letter to Demarco from City of Edinburgh Corporation refusing Paul Neagu permission to erect a projected temporary structure in Melville Crescent, Edinburgh.
1973. Letter to Demarco from Peter Cook (ref. Cook's resignation from directorship of the ICA, London).
1972. Document. Atelier '72 exhibition. List of Polish artists invited to Edinburgh by the RDG. Duration and purpose of stay.