It takes the average reader 5 hours and 20 minutes to read Twelve Lectures on Primitive Civilizations and Their Physical Conditions by John P. Mahaffy
Assuming a reading speed of 250 words per minute. Learn more
Twelve Lectures on Primitive Civilizations and Their Physical Conditions by John P. Mahaffy is 320 pages long, and a total of 80,000 words.
This makes it 108% the length of the average book. It also has 98% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 7 hours and 17 minutes to read Twelve Lectures on Primitive Civilizations and Their Physical Conditions aloud.
Twelve Lectures on Primitive Civilizations and Their Physical Conditions is suitable for students ages 12 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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