A Tutor to Astronomie and Geographie comprises six parts or 'books'. In the first book, Moxon teaches the rudiments of Ptolemaic astronomy and geography. In the next two books he shows how to use globes to solve many problems in astronomy, geography and navigation. The fourth book teaches how to solve astrological problems, an important subject in Moxon's time but today considered a pseudo-science of little merit. The fifth book deals with what Moxon calls gnomonical problems, that is, by again using the globes, finding the correct hour lines for many different types of sun-dials. The final...