1970. Letter (page 4/7) from Robert Filliou to Georg Jappe. Ref. The Vocational Game. Strategy: Get Arts.
1975. Press Cutting. The Scotsman. Review of the RDG's Aspects '75 exhibition of contemporary Yugoslavian art, by Edward Gage.
1976. Catalogue. Page 7/29. RDG 10th Anniversary Exhibition. Ten-year record of the gallery's activities 1966-1976.