Farmland innovator : a story about Cyrus McCormick /Author: Welch, Catherine A.
Publisher: Minneapolis : Millbrook Press,
Date: c2007. This title can be found in 5 Iowa libraries.
Maker of machines : a story about Eli Whitney /Author: Mitchell, Barbara,
Publisher: Minneapolis : Carolrhoda Books,
Date: c2004. This title can be found in 2 Iowa libraries.
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