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Born 1815 - Died 1882 American Military engineer.
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Facsimile of Barnard's 1859 publication prepared for the Secretary of War.
Illustrated report prepared by Barnard in 1872.
Illustrated report prepared by Barnard in 1872.
Facsimile of Barnard's 1859 publication prepared for the Secretary of War.
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January 2, 2007 at 18:00:31 UTC
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