How long does it take to read First Principles?
First Principles by Herbert Spencer takes about 10 hours 5 minutes to read at 250 words a minute.
About 10 hours 5 minutes
A week or two of reading
First published 1860. 550 pages, about 151,250 words.
21 days at 30 minutes a day
Estimate based on 275 words per page.
At other speeds
| Slow, 150 words a minute | 16 hours 48 minutes |
| Average, 250 words a minute | 10 hours 5 minutes |
| Fast, 400 words a minute | 6 hours 18 minutes |
The page count is the median across 54 editions, so your copy may differ. How we calculate.
Subjects: Modern Philosophy, Evolution, Philosophy and religion, Theory of Knowledge, British Philosophy, English Philosophy
