00576nam a2200169Ia 4500003000900000008004100009020002000050040001600070080001900086110004200105245012800147260004600275300001500321650001300336650004100349650001600390IN-BaIIA211028s9999    xx            000 0 eng d  a008-054-00083-5  cIIA Library  a059:52bAEN-80  aHer Majesty's Nautical Almanac Office 4aThe American Ephemeris and nautical Almanac for the year 1980cNautical Almanac office                                       aWashingtonbNautical Almanac Officec1979  avii, 575p.  aAlmanacs  aAstronomy and Astrophysics Thesaurus  aEphemerides