1.

雑誌
雑誌
1. Astronomical observations made at the U.S. Naval Observatory, during the years ...
出版情報: Washington : Published by authority of the Secretary of the Navy
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2.

雑誌
雑誌
2. Report of the superintendent of the United States Naval Observatory for the year ending ...
United States Naval Observatory
出版情報: Washington, D.C. : G.P.O., -1905
巻次（年次）: -1905 (1905)
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