Astronomical phenomena for the year 1989
By: prepared jointly by the Nautical Almanac Office, United States Naval Observatory, and Her Majesty's Nautical Almanac Office, Royal Greenwich Observatory.
Contributors: United States Naval Observatory. Nautical Almanac Office.; Great Britain. Nautical Almanac Office.
Publisher: The Office; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1987
Place of publication: Washington
Language: eng
Number of pages: 73
Subjects: Astronomy -- Tables.