A companion, or supplement, to the ladies' diary, for the year 1790. Containing calculations and types of the eclipses of this year; and a curious List of all the Solar Eclipses visible till the Year 2000. With many additional Solutions to the Enigmas, Rebuses, Charades, Queries, and Questions, for which there was not room in the Diary itself; with some New Rebuses, Charades, Queries and Mathematical Questions, to be answered next year. By the Diary author.