How long does it take to read All About Telescopes?
Sam Brown
All About Telescopes by Sam Brown takes about 3 hours 31 minutes to read at 250 words a minute.
About 3 hours 31 minutes
A weekend read
First published 1967. 192 pages, about 52,800 words.
8 days at 30 minutes a day
Estimate based on 275 words per page.
At other speeds
| Slow, 150 words a minute | 5 hours 52 minutes |
| Average, 250 words a minute | 3 hours 31 minutes |
| Fast, 400 words a minute | 2 hours 12 minutes |
The page count is the median across 3 editions, so your copy may differ. How we calculate.
About the book
A guide to information on selecting, building and using telescopes. It covers subject matter suited for beginners to advanced amateur astronomers. It covers a variety of topics including mirror grinding, polishing and testing; focal length determination; image-object problems; and homemade eyepieces. It also includes selections from other Edmund Scientific/Sam Brown publications such as "Telescopes You Can Build", "Telescope Optics", and "Photography With Your Telescope".
Subjects: Telescopes, astronomy, telescope building, mirrors, optics
