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

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You searched for: Creation Date 1912 Remove constraint Creation Date: 1912 Genre Observations Remove constraint Genre: Observations Series Open Collections Program at Harvard University Remove constraint Series: Open Collections Program at Harvard University Series Annals of the Astronomical Observatory of Harvard College ; v. 64, no. 1 Remove constraint Series: Annals of the Astronomical Observatory of Harvard College ; v. 64, no. 1 Subjects Stars--Observations Remove constraint Subjects: Stars--Observations

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