1 Result #1: The astronomical almanac for the year... [1981 to present] Creators & Contributors: United States Naval Observatory > Nautical Almanac Office; Great Britain Nautical Almanac Office +2 more Journal/Periodical (Print/Paper) Washington : U.S. G.P.O. ; London : H.M.S.O., [1980-]1981- 806475486721508 Loading... Check availability