Astronomical phenomena for the year...
By: prepared jointly by the Nautical Almanac Office, United States Naval Observatory and HerMajesty's Nautical Almanac Office Royal Greenwich Observatory. 1993.
Contributors: Royal Greenwich Observatory. Nautical Almanac Office.; United States Naval Observatory. Nautical Almanac Office.
Publisher: HMSO
Published: 1991
Place of publication: London
Language: eng
Number of pages: 76