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

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You searched for: Creators/Contributors Holden, Edward S. (Edward Singleton), 1846-1914 Remove constraint Creators/Contributors: Holden, Edward S. (Edward Singleton), 1846-1914 Genre government publication Remove constraint Genre: government publication Subjects Astronomical observatories Remove constraint Subjects: Astronomical observatories Subjects Astronomy--methods Remove constraint Subjects: Astronomy--methods

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