An illustrated timeline of inventions and inventors /Author: Spengler, Kremena.
Publisher: Mankato, MN : Picture Window Books,
Date: c2012. This title can be found in 1 Iowa libraries.
The A to Z of inventions and inventors /Author: Stoyles, Pennie.
Publisher: North Mankato, Minn. : Smart Apple Media,
Date: 2006. This title can be found in 7 Iowa libraries.
Inventions and inventors /Author: Carter, Constance.
Publisher: Washington, D.C. : Science Reference Section, Science and Technology Division, Library of Congress,
Date: [1987] This title can be found in 1 Iowa libraries.
Inventions and inventors /Publisher: [Washington] : Library of Congress, Science and Technology Division, Reference Section,
Date: 1977. This title can be found in 1 Iowa libraries.
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