Marking Time
Subtitle: The Epic Quest to Invent the Perfect Calendar
Publisher: Wiley
Published: October 4, 1999
Language: eng
Number of pages: 422
ISBN-13: 9780471298274
First sentence: Fifteen miles south of Washington, D.C., abreast the Potomac River where it flows through the verdant countryside of Virginia, stands Mount Vernon, the home and tomb of George Washington, first president of the United States.