Helicopters
how they work
Our rough guess is there are 34,500 words in this book.
At a pace averaging 250 words per minute, this book will take 2 hours and 18 minutes to read. With a half hour per day, this will take 5 days to read.
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Word Count
34,500 words, Guess
Page Count
138 pages
Identifiers
- ISBN-100690375913
- ISBN-139780690375916
- Goodreads4199084
- Library of Congress Control Number65012504
- OCLC Control Number2336086
and 1 more
- Open LibraryOL5941824M
Classifications
- DDC629.13335
- LCCTL716 .L48 1965
Subjects
Genres
- Juvenile literature
Other Editions
- Helicopters
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