A tutor to astronomy & geography. Or, The use of the Copernican spheres : in two books. The first being an explanation of the Copernican hypothesis and spheres. The second proving the phœnomena solved by the earths motion, as well as by its supposed stability; as appears by the application of these spheres to problemes astronomical, geographical, nautical, astrological, gnomonical, and trigonometrical. By Joseph Moxon, hydrographer to the Kings Most Excellent Majesty.