American Inventors of the 20th Century

by Laura S. Jeffrey

Includes: William Lear, Philo Famsworth, Beatrice Kenner, Gertrude Belle Elion, Gordon Gould, Charles Ginsburg. Robert Shumey, Jack Kilby, Stephanie Kwolek, and Lonnie Hohnson. This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 0894906321
• ISBN13: 9780894906329
• Release Date: January 1
• Publisher: Enslow Publishers
• Length: 112 Pages
• Weight: 0.80 lbs.
• Dimensions: 0.5" x 6.3" x 9.3"
• Age Range: 11 to 17 years
• Grade Range: Grades 6 to 12