Restoration work in Knowth, Boyne Valley.

von McMahon, Paul
Veröffentlicht in Archaeological sites in Europe: conservation, maintenance and enhancement. European Colloquy, org. by the Council of Europe and the Instituto Português do Património Cultural, Conimbriga, Portugal, 18-20 october 1990.
Strasbourg : Council of Europe Press, 1992.
Umfang/Format: 21-23.