title: Studies in the politics of environmental protection: the historical roots of the British Clean Air Act, 1956: III. The ripening of public opinion, 1898-1952.
authors.forename: L
authors.initials: L
authors.lastname: Ashby
authors.forename: M
authors.initials: M
authors.lastname: Anderson
mesh_terms: D004463:Ecology; D049711:History, Modern 1601-; D012499:Sanitation / Q000266:history*; D006113:United Kingdom