How long does it take to read Codes and Ciphers?
John Laffin
Codes and Ciphers by John Laffin takes about 2 hours 47 minutes to read at 250 words a minute.
About 2 hours 47 minutes
An evening's read
First published 1964. 152 pages, about 41,800 words. Written for children.
6 days at 30 minutes a day
Estimate based on 275 words per page.
At other speeds
| Slow, 150 words a minute | 4 hours 39 minutes |
| Average, 250 words a minute | 2 hours 47 minutes |
| Fast, 400 words a minute | 1 hour 45 minutes |
The page count is the median across 1 edition, so your copy may differ. How we calculate.
About the book
A romantic and practical history from ancient to modern times. Includes cipher messages with answers at the back of the book.
Subjects: Ciphers, Cryptography
