Expeditions and Discoveries Sponsored Exploration and Scientific Discovery in the Modern Age

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You searched for: Creation Date 1854 Remove constraint Creation Date: 1854 Creators/Contributors Armstrong, Robert, 1792-1854 Remove constraint Creators/Contributors: Armstrong, Robert, 1792-1854 Creators/Contributors Dickinson, Austin, 1829-1895 Remove constraint Creators/Contributors: Dickinson, Austin, 1829-1895

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