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Word Count
8,000 words, Guess
Page Count
32 pages
Identifiers
- Internet Archivegetmessage0000bidd
- ISBN-100749689498
- ISBN-139780749689490
- OCLC Control Number319209147
- Open LibraryOL28417649M
Classifications
- DDC621.382
Subjects
Series Statement
- Everyday inventions
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