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Yerkes Observatory 1892-1950 [Buy it!] | Donald E. Osterbrock | USD 25.80 (Thu May 23 22:18:01 2024) | AbebooksUK | Blackwell's | ISBN10: 0226639460, ISBN13: 9780226639468, [publisher: University of Chicago Press 1999-05-28, Chicago, Ill. :|Chichester] Softcover Language: ENG [London, United Kingdom] [Publication Year: 1999] |