Calendar
Subtitle: Humanity's Epic Struggle to Determine a True and Accurate Year
Publisher: Diane Pub Co
Published: March 1, 1998
Language: eng
Format: Paperback
Number of pages: 266
ISBN-13: 9780788197741
Subjects: Science / Astronomy; Science/Mathematics
First sentence: Seven centuries ago a sickly English friar dispatched a strident mis to Rome.