1.

図書
図書
1. Explanatory supplement to the astronomical ephemeris and the American ephemeris and nautical almanac
prepared jointly by the Nautical Almanac Offices of the United Kingdom and the United States of America
出版情報: London : Her Majesty's Stationery Office, 1961
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2.

図書
図書
2. Corrections to right ascensions and declinations for 1532 stars for the year 1915
Great Britain. Nautical Almanac Office
出版情報: Slovo : Nicolai Central Observatory, 1915
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