1973. Letter from Demarco to City of Edinburgh Estates Surveyor. Ref. Permission sought for proposed installation by Christian Boltanski. Edinburgh Arts 1973.

21 May 1973. Letter from Richard Demarco to the Estates Surveyor, City of Edinburgh Corporation, with reference to permission sought by the RDG for the installation in a public place of a projected work by French artist Christian Boltanski. Seven French Artists exhibition. Edinburgh Arts 1973.