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Actions Print current page Print all pages Download current page Download all pages Refine Author Gingerich, Owen. 2 Hoskin, Michael A. 2 Material Book 2	Results Library catalogue Publisher: Harvard-Smithsonian Center for Astrophysics 2 Hits 1 Two astronomical anniversaries : HCO & SAO. 1990. Hoskin, Michael A.; Gingerich, Owen. Remove from selection Add to selection Two astronomical anniversaries : HCO & SAO. 1990. Hoskin, Michael A.; Gingerich, Owen. Remove from selection Add to selection 1

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