Modern artists set to fail the test of time.

0016901 Materials;Conservation; The Arch, 1978-1979 travertine marble Modern artists set to fail the test of time. James Langton Sunday Telegraph London Large photograph of The Arch, 1978-1979 travertine marble in Kensington Gardens supported by scaffolding. It has soaked up rain water and become top heavy.
In an article on the range of materials used by modern artists, and their longevity.