[Barry Mackintosh] ; produced by Harpers Ferry Center, National Park Service

U.S. Dept. of the Interior [2005?] [3rd print ed]

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Barry Mackintosh

Chelsea House c1988 Know your government (New York, N.Y.)

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[by Barry Mackintosh] ; produced by the Division of Publications, National Park Service

U.S. Dept. of the Interior 1985

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