Who Invented the Light Bulb?: Edison vs. Swan

By Susan E. Hamen

Book Overview

Do you know who invented the light bulb? Most Americans will tell you it was Thomas Edison. But what if they're wrong? What if a British scientist named Joseph Swan was filing for the rights to this... This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 1512483214
• ISBN13: 9781512483215
• Release Date: January 2018
• Publisher: Lerner Publications (Tm)
• Length: 32 Pages
• Weight: 0.55 lbs.
• Dimensions: 0.2" x 7.1" x 9.1"
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7