Mapping time. The calendar and its history.

This book, a paperback version of the 1998 hardcover edition, is an account for the general reader of the history and underlying basis of each of the most important calendars of the world, from antiquity to modern times. There are descriptions of prehistoric calendars, of those devised by the Egyptians, the Mayans, the Aztecs, and other civilizations, of the short-lived French Republican calendar.