Wilmington Memorial Library
609.2
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Label
609.2
Code
609.2
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4
Eli Whitney, M.C. Hall
Eli Whitney and the Industrial Revolution, Heather Moore Niver
Saving the day, Garrett Morgan's life-changing invention of the traffic signal, by Karyn Parsons ; illustrated by R. Gregory Christie
Whoosh!, Lonnie Johnson's super-soaking stream of inventions, Chris Barton ; illustrated by Don Tate
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