Explanatory supplement to the Astronomical Ephemeris and the American Ephemeris and Nautical Almanac
By: prepared jointly by the Nautical Almanac Offices of the United Kingdom and the United States of America; issued by H.M. Nautical Almanac Office by order of the Science Research Council.
Contributors: United States Naval Observatory. Nautical Almanac Office.; Science Research Council.
Edition: 4th impression with amendments.
Publisher: H.M.S.O.
Published: 1977
Place of publication: London
Language: eng
Number of pages: 533
Notes: Originally published: 1961.