1.

図書
図書
1. Tables of the heliocentric motion of Neptune
by Simon Newcomb
出版情報: Washington : Bureau of Equipment Navy Department, 1899
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2.

図書
図書
2. Catalogue of fundamental stars for the epochs 1875 and 1900, reduced to an absolute system
prepared by and under the directions of Simon Newcomb
出版情報: [U.S. : s.n., 1899]
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