It takes the average reader 5 hours to read Letters on Astronomy (Illustrated Edition) by Denison Olmsted
Assuming a reading speed of 250 words per minute. Learn more
First published in 1840 and reprinted here from the revised edition of 1855.
Letters on Astronomy (Illustrated Edition) by Denison Olmsted is 300 pages long, and a total of 75,000 words.
This makes it 101% the length of the average book. It also has 92% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 6 hours and 49 minutes to read Letters on Astronomy (Illustrated Edition) aloud.
Letters on Astronomy (Illustrated Edition) 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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