Title: An elementary introduction to The Nautical almanac, and astronomical ephemeris
Description: Book digitized by Google from the library of Oxford University and uploaded to the Internet Archive by user tpb.
Subjects: sun, moon, celestial, earth, solar, meridian, circle, apparent, stars, orbit, fixed stars, north pole, celestial body, bight ascension, sun enters, public domain, perpetual apparition, high water, great circle, daily revolution