The Abacus: The World's First Computing System
Subtitle: Where it Comes From, How it Works, and How to Use it to Perform Mathermatical Feats Great and Small
Edition: Reissue edition
Publisher: St. Martin's Griffin
Published: September 4, 2007
Language: eng
Format: Paperback
Number of pages: 160
ISBN-13: 9780312104092
Subjects: Calculators; General; Mathematics / General; Mathematics; Abacus; Science/Mathematics
First sentence: Mention the number 10, and people will say, "Now there's a round number."