Conscientious Objectors Commemorative Stone
The Conscientious Objectors' Commemorative Stone is on the north side of Tavistock Square, Bloomsbury, in the London Borough of Camden. In 1994 a stone commemorating "men and women conscientious objectors all over the world and in every age" by Hugh Court was unveiled in Tavistock Square.
Source: Wikipedia — Conscientious Objectors Commemorative Stone (CC BY-SA 4.0)