Series 3 of record group 66-2 consists of administrative correspondence of the director of the Michigan Department of Conservation for the years 1945, and 1947-54. Includes inter-office memoranda, policy statements and reports from subordinate division chiefs, other state and federal agencies, commissioners, legislators, and citizens interested in conservation. Includes reports and correspondence relating to the Planning Commission, legislation, Wildlife Management Institute, land use, Soil Conservation Committee activity, wild life sanctuary on Saginaw Bay, the Edward K. Warren Foundation of Three Oaks, Oil Advisory Board, Michigan United Conservation Clubs, Inter-Agency Council for Recreation, Huron-Clinton Metropolitan Authority, Interlochen Prison Camp, Inter-State Oil Compact Commission, Mid-Century Conference on Resources for the Future, gasoline price hearing, Huron River stream improvement, Stream Control Commission, Water Resources Commission, Waterways Commission, and the like.