Explanatory supplement to the astronomical ephemeris and the American ephemerisand nautical almanac
By: prepared jointly by the Nautical Almanac offices of the United Kingdom and the United States of America.
Contributors: United States Naval Observatory. Nautical Almanac Office.
Edition: 4th impression with amendments.
Publisher: H.M.S.O.
Published: 1977
Place of publication: London
Language: eng
Other titles: The astronomical ephemeris.; The American ephemeris and nautical almanac.
Notes: Book carries original ISBN.

This ed. first pub. 1961; this impression includes 1977 amendments.