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Unknown, 2001
Current format, Unknown, 2001, , No Longer Available.
Unknown, 2001
Current format, Unknown, 2001, , No Longer Available. Offered in 0 more formats
Readers are introduced to the fascinating world of big machines with five titles that describe the history and technology behind high-performance machines. Eyewitness accounts and mini-projects keep beginning readers involved as they learn technical terms, as well as key facts and figures.
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