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  1. Clean air protection problems at national parks and wilderness areas : hearing before the Environment, Energy, and Natural Resources Subcommittee of the Committee on Government Operations, House of Representatives, One Hundred Third Congress, second session, April 29, 1994.
    By: United States. Committee on Government Operations.
    Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1995.
    Contributed by: Boston Public Library (archive.org)
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  2. Mission of Foreign Agricultural Service, U.S. Department of Agriculture : joint hearings before the Subcommittee on Foreign Agriculture and Hunger of the Committee on Agriculture and the Subcommittee on Information, Justicse, Transportation, and Agriculture of the Committee on Government Operations, House of Representatives, One Hundred Third Congress, first session, November 10 and 16, 1993.
    By: United States. Committee on Agriculture. - United States. Committee on Government Operations.
    Publication info: Washington :For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office,1994.
    Contributed by: Boston Public Library (archive.org)
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