The politics of development forests, mines & hydro-electric power in Ontario, 1849 - 1941 - Nelles, H. V. 1942- (Archon Books, 1974)
Keywords: Conservation des ressources naturelles - Ontario - Histoire; Environnement - Politique gouvernementale - Ontario - Histoire; Ressources naturelles - Ontario - Histoire; Geschichte; Umweltpolitik; Conservation of natural resources -- Ontario -- History; Environmental policy -- Ontario -- History; Natural resources -- Ontario -- History